GitOps Solution: Professional (EN)

This solution guide belongs to the assessment Professional. It does not provide one rigid answer; it defines verifiable answer criteria.

Grading Rubric

Area	Expectation
Principles	Declarative, versioned, automatically pulled and continuously reconciled are applied correctly.
Evidence	Answers name source, commit, rendering, controller and status evidence.
Operations	Drift, promotion, rollback, multi-tenancy and observability are covered.
Security	Secrets, RBAC, policy, signatures and supply chain are assessed.

Sample Criteria

Solution 01: Repository-Design

A strong answer for Repository-Design names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 02: Multi-Cluster

A strong answer for Multi-Cluster names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 03: Multi-Tenancy

A strong answer for Multi-Tenancy names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 04: Observability

A strong answer for Observability names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 05: Progressive Delivery

A strong answer for Progressive Delivery names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 06: Plattformbetrieb

A strong answer for Plattformbetrieb names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 07: Repository-Design

A strong answer for Repository-Design names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 08: Multi-Cluster

A strong answer for Multi-Cluster names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 09: Multi-Tenancy

A strong answer for Multi-Tenancy names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 10: Observability

A strong answer for Observability names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 11: Progressive Delivery

A strong answer for Progressive Delivery names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 12: Plattformbetrieb

A strong answer for Plattformbetrieb names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 13: Repository-Design

A strong answer for Repository-Design names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 14: Multi-Cluster

A strong answer for Multi-Cluster names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 15: Multi-Tenancy

A strong answer for Multi-Tenancy names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 16: Observability

A strong answer for Observability names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 17: Progressive Delivery

A strong answer for Progressive Delivery names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 18: Plattformbetrieb

A strong answer for Plattformbetrieb names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 19: Repository-Design

A strong answer for Repository-Design names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 20: Multi-Cluster

A strong answer for Multi-Cluster names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 21: Multi-Tenancy

A strong answer for Multi-Tenancy names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 22: Observability

A strong answer for Observability names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 23: Progressive Delivery

A strong answer for Progressive Delivery names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 24: Plattformbetrieb

A strong answer for Plattformbetrieb names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 25: Repository-Design

A strong answer for Repository-Design names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 26: Multi-Cluster

A strong answer for Multi-Cluster names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 27: Multi-Tenancy

A strong answer for Multi-Tenancy names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 28: Observability

A strong answer for Observability names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 29: Progressive Delivery

A strong answer for Progressive Delivery names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 30: Plattformbetrieb

A strong answer for Plattformbetrieb names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 31: Repository-Design

A strong answer for Repository-Design names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 32: Multi-Cluster

A strong answer for Multi-Cluster names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 33: Multi-Tenancy

A strong answer for Multi-Tenancy names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 34: Observability

A strong answer for Observability names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 35: Progressive Delivery

A strong answer for Progressive Delivery names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 36: Plattformbetrieb

A strong answer for Plattformbetrieb names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 37: Repository-Design

A strong answer for Repository-Design names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 38: Multi-Cluster

A strong answer for Multi-Cluster names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 39: Multi-Tenancy

A strong answer for Multi-Tenancy names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Solution 40: Observability

A strong answer for Observability names the affected GitOps source, describes the reconciliation path, separates desired and actual state and states a concrete recovery path.

Good evidence: Git commit, rendered manifest, Argo CD Application status, Flux condition, Kubernetes event or traceable diff.
Common mistake: equating GitOps with CI or enabling auto-sync without RBAC, secret and drift assessment.
Security expectation: no plaintext secrets, minimal controller permissions, checked signature or policy boundaries and documented incident response.

Practice Appendix: Professional Solution

This appendix provides a backlog for longer trainings, reviews and repetition. Each task is small enough to verify with local YAML artifacts and a Git repository.

A001. Repository-Design

Task: document desired state and explicitly relate the observation to Repository-Design.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A002. Multi-Cluster

Task: identify source and commit and explicitly relate the observation to Multi-Cluster.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A003. Multi-Tenancy

Task: explain reconciliation path and explicitly relate the observation to Multi-Tenancy.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A004. Observability

Task: prove drift and explicitly relate the observation to Observability.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A005. Progressive Delivery

Task: check Kustomize or Helm rendering and explicitly relate the observation to Progressive Delivery.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A006. Plattformbetrieb

Task: read Argo CD or Flux resource and explicitly relate the observation to Plattformbetrieb.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A007. GitOps

Task: assess promotion risk and explicitly relate the observation to GitOps.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A008. Desired State

Task: write down rollback path and explicitly relate the observation to Desired State.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A009. Actual State

Task: mark secret boundary and explicitly relate the observation to Actual State.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A010. Reconciliation

Task: check RBAC and tenant boundary and explicitly relate the observation to Reconciliation.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A011. Drift

Task: name policy impact and explicitly relate the observation to Drift.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A012. Source of Truth

Task: describe feedback loop and explicitly relate the observation to Source of Truth.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A013. Pull Model

Task: document desired state and explicitly relate the observation to Pull Model.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A014. Argo CD Application

Task: identify source and commit and explicitly relate the observation to Argo CD Application.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A015. Argo CD AppProject

Task: explain reconciliation path and explicitly relate the observation to Argo CD AppProject.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A016. Flux Source

Task: prove drift and explicitly relate the observation to Flux Source.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A017. Flux Kustomization

Task: check Kustomize or Helm rendering and explicitly relate the observation to Flux Kustomization.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A018. HelmRelease

Task: read Argo CD or Flux resource and explicitly relate the observation to HelmRelease.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A019. Kustomize Overlay

Task: assess promotion risk and explicitly relate the observation to Kustomize Overlay.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A020. Promotion

Task: write down rollback path and explicitly relate the observation to Promotion.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A021. Progressive Delivery

Task: mark secret boundary and explicitly relate the observation to Progressive Delivery.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A022. Secret Management

Task: check RBAC and tenant boundary and explicitly relate the observation to Secret Management.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A023. Repository-Design

Task: name policy impact and explicitly relate the observation to Repository-Design.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A024. Multi-Cluster

Task: describe feedback loop and explicitly relate the observation to Multi-Cluster.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A025. Multi-Tenancy

Task: document desired state and explicitly relate the observation to Multi-Tenancy.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A026. Observability

Task: identify source and commit and explicitly relate the observation to Observability.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A027. Progressive Delivery

Task: explain reconciliation path and explicitly relate the observation to Progressive Delivery.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A028. Plattformbetrieb

Task: prove drift and explicitly relate the observation to Plattformbetrieb.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A029. GitOps

Task: check Kustomize or Helm rendering and explicitly relate the observation to GitOps.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A030. Desired State

Task: read Argo CD or Flux resource and explicitly relate the observation to Desired State.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A031. Actual State

Task: assess promotion risk and explicitly relate the observation to Actual State.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A032. Reconciliation

Task: write down rollback path and explicitly relate the observation to Reconciliation.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A033. Drift

Task: mark secret boundary and explicitly relate the observation to Drift.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A034. Source of Truth

Task: check RBAC and tenant boundary and explicitly relate the observation to Source of Truth.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A035. Pull Model

Task: name policy impact and explicitly relate the observation to Pull Model.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A036. Argo CD Application

Task: describe feedback loop and explicitly relate the observation to Argo CD Application.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A037. Argo CD AppProject

Task: document desired state and explicitly relate the observation to Argo CD AppProject.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A038. Flux Source

Task: identify source and commit and explicitly relate the observation to Flux Source.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A039. Flux Kustomization

Task: explain reconciliation path and explicitly relate the observation to Flux Kustomization.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A040. HelmRelease

Task: prove drift and explicitly relate the observation to HelmRelease.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A041. Kustomize Overlay

Task: check Kustomize or Helm rendering and explicitly relate the observation to Kustomize Overlay.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A042. Promotion

Task: read Argo CD or Flux resource and explicitly relate the observation to Promotion.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A043. Progressive Delivery

Task: assess promotion risk and explicitly relate the observation to Progressive Delivery.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A044. Secret Management

Task: write down rollback path and explicitly relate the observation to Secret Management.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A045. Repository-Design

Task: mark secret boundary and explicitly relate the observation to Repository-Design.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A046. Multi-Cluster

Task: check RBAC and tenant boundary and explicitly relate the observation to Multi-Cluster.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A047. Multi-Tenancy

Task: name policy impact and explicitly relate the observation to Multi-Tenancy.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A048. Observability

Task: describe feedback loop and explicitly relate the observation to Observability.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A049. Progressive Delivery

Task: document desired state and explicitly relate the observation to Progressive Delivery.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A050. Plattformbetrieb

Task: identify source and commit and explicitly relate the observation to Plattformbetrieb.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A051. GitOps

Task: explain reconciliation path and explicitly relate the observation to GitOps.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A052. Desired State

Task: prove drift and explicitly relate the observation to Desired State.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A053. Actual State

Task: check Kustomize or Helm rendering and explicitly relate the observation to Actual State.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A054. Reconciliation

Task: read Argo CD or Flux resource and explicitly relate the observation to Reconciliation.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A055. Drift

Task: assess promotion risk and explicitly relate the observation to Drift.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A056. Source of Truth

Task: write down rollback path and explicitly relate the observation to Source of Truth.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A057. Pull Model

Task: mark secret boundary and explicitly relate the observation to Pull Model.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A058. Argo CD Application

Task: check RBAC and tenant boundary and explicitly relate the observation to Argo CD Application.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A059. Argo CD AppProject

Task: name policy impact and explicitly relate the observation to Argo CD AppProject.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A060. Flux Source

Task: describe feedback loop and explicitly relate the observation to Flux Source.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A061. Flux Kustomization

Task: document desired state and explicitly relate the observation to Flux Kustomization.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A062. HelmRelease

Task: identify source and commit and explicitly relate the observation to HelmRelease.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A063. Kustomize Overlay

Task: explain reconciliation path and explicitly relate the observation to Kustomize Overlay.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A064. Promotion

Task: prove drift and explicitly relate the observation to Promotion.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A065. Progressive Delivery

Task: check Kustomize or Helm rendering and explicitly relate the observation to Progressive Delivery.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A066. Secret Management

Task: read Argo CD or Flux resource and explicitly relate the observation to Secret Management.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A067. Repository-Design

Task: assess promotion risk and explicitly relate the observation to Repository-Design.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A068. Multi-Cluster

Task: write down rollback path and explicitly relate the observation to Multi-Cluster.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A069. Multi-Tenancy

Task: mark secret boundary and explicitly relate the observation to Multi-Tenancy.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A070. Observability

Task: check RBAC and tenant boundary and explicitly relate the observation to Observability.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A071. Progressive Delivery

Task: name policy impact and explicitly relate the observation to Progressive Delivery.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A072. Plattformbetrieb

Task: describe feedback loop and explicitly relate the observation to Plattformbetrieb.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A073. GitOps

Task: document desired state and explicitly relate the observation to GitOps.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

A074. Desired State

Task: identify source and commit and explicitly relate the observation to Desired State.
Evidence: Write down at least one GitOps-adjacent command, one expected result and one limit of that evidence.
Operations question: What would a wrong assumption change in dev, staging and prod clusters?
Security question: Which credentials, secrets, roles, signatures or policy rules would be critical?
Recovery: Explain whether Git revert, sync rollback, suspend, manual drift correction or secret rotation is required.

Official Sources and Scope

The material is aligned with public GitOps and Kubernetes documentation. Argo CD, Flux, Kustomize, Helm, policy controllers and secret tools are positioned where they represent common GitOps workflows. An example artifact is not an installation promise for a specific cluster.

OpenGitOps: https://opengitops.dev/
OpenGitOps Principles: https://github.com/open-gitops/documents/blob/main/PRINCIPLES.md
Argo CD Documentation: https://argo-cd.readthedocs.io/en/stable/
Argo CD Declarative Setup: https://argo-cd.readthedocs.io/en/stable/operator-manual/declarative-setup/
Argo CD Project Page: https://argoproj.github.io/cd/
Flux Documentation: https://fluxcd.io/flux/
Flux Core Concepts: https://fluxcd.io/flux/concepts/
CNCF GitOps Certified Associate (CGOA): https://www.cncf.io/training/certification/cgoa/
Linux Foundation Certified GitOps Associate (CGOA): https://training.linuxfoundation.org/certification/certified-gitops-associate-cgoa/

Additional Review Drills

Use these drills when the primary task is complete and the learner needs another pass over operational reasoning. They are intentionally evidence-oriented and can be answered with local GitOps artifacts.

Drill 01: desired state

State which source, controller or environment is affected by desired state.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 02: source commit

State which source, controller or environment is affected by source commit.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 03: reconciliation

State which source, controller or environment is affected by reconciliation.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 04: drift

State which source, controller or environment is affected by drift.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 05: Argo CD Application

State which source, controller or environment is affected by Argo CD Application.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 06: Flux Kustomization

State which source, controller or environment is affected by Flux Kustomization.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 07: Kustomize overlay

State which source, controller or environment is affected by Kustomize overlay.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 08: HelmRelease

State which source, controller or environment is affected by HelmRelease.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 09: secret management

State which source, controller or environment is affected by secret management.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 10: RBAC boundary

State which source, controller or environment is affected by RBAC boundary.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 11: policy gate

State which source, controller or environment is affected by policy gate.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 12: rollback

State which source, controller or environment is affected by rollback.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 13: desired state

State which source, controller or environment is affected by desired state.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 14: source commit

State which source, controller or environment is affected by source commit.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 15: reconciliation

State which source, controller or environment is affected by reconciliation.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

Drill 16: drift

State which source, controller or environment is affected by drift.
Name one command or manifest field that produces evidence.
Explain what can be concluded from that evidence and what cannot be concluded from it.
Describe the safest recovery path for a shared GitOps platform.

GitOps Solution: Professional (EN)

Grading Rubric

Sample Criteria

Solution 01: Repository-Design

Solution 02: Multi-Cluster

Solution 03: Multi-Tenancy

Solution 04: Observability

Solution 05: Progressive Delivery

Solution 06: Plattformbetrieb

Solution 07: Repository-Design

Solution 08: Multi-Cluster

Solution 09: Multi-Tenancy

Solution 10: Observability

Solution 11: Progressive Delivery

Solution 12: Plattformbetrieb

Solution 13: Repository-Design

Solution 14: Multi-Cluster

Solution 15: Multi-Tenancy

Solution 16: Observability

Solution 17: Progressive Delivery

Solution 18: Plattformbetrieb

Solution 19: Repository-Design

Solution 20: Multi-Cluster

Solution 21: Multi-Tenancy

Solution 22: Observability

Solution 23: Progressive Delivery

Solution 24: Plattformbetrieb

Solution 25: Repository-Design

Solution 26: Multi-Cluster

Solution 27: Multi-Tenancy

Solution 28: Observability

Solution 29: Progressive Delivery

Solution 30: Plattformbetrieb

Solution 31: Repository-Design

Solution 32: Multi-Cluster

Solution 33: Multi-Tenancy

Solution 34: Observability

Solution 35: Progressive Delivery

Solution 36: Plattformbetrieb

Solution 37: Repository-Design

Solution 38: Multi-Cluster

Solution 39: Multi-Tenancy

Solution 40: Observability

Review Checklist for Professional Solution

Practice Appendix: Professional Solution

A001. Repository-Design

A002. Multi-Cluster

A003. Multi-Tenancy

A004. Observability

A005. Progressive Delivery

A006. Plattformbetrieb

A007. GitOps

A008. Desired State

A009. Actual State

A010. Reconciliation

A011. Drift

A012. Source of Truth

A013. Pull Model

A014. Argo CD Application

A015. Argo CD AppProject

A016. Flux Source

A017. Flux Kustomization

A018. HelmRelease

A019. Kustomize Overlay

A020. Promotion

A021. Progressive Delivery

A022. Secret Management

A023. Repository-Design

A024. Multi-Cluster

A025. Multi-Tenancy

A026. Observability

A027. Progressive Delivery

A028. Plattformbetrieb

A029. GitOps

A030. Desired State

A031. Actual State

A032. Reconciliation

A033. Drift

A034. Source of Truth

A035. Pull Model