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Datasources Interface Pattern Migration

This migration applies the GovOPlaN interface pattern language to the governed Datasource catalogue, staging area, connector-origin catalogue, governance editor, previews, and immutable materialization history.

Surface Inventory

Surface Archetype Consequence class Contract
/datasources catalogue Governed directory Select, register, refresh, freeze, govern, or retire Shared loading/empty/error, permission, disabled-reason, contextual-help, and read-only states
Staging Review/preflight queue Upload, validate, inspect, and promote Non-consumable bounded stage, explicit promotion confirmation, immutable resulting revision
Connector origins Optional-provider directory Register a live or cached source Provider availability and supported modes without hard Connectors dependency
Governance editor Effective authority/provenance editor Change institutional data context Guarded draft, authority/source/owner/purpose/quality/freshness semantics
Preview/materializations Evidence register Inspect current sample and immutable revisions Row/schema bounds, freshness, provenance, fingerprints, hashes, and frozen labels

Consequence And Availability Rules

  • Static uploads become usable only after staged review and explicit promotion.
  • Cached refresh and stage promotion append immutable materializations; they do not rewrite prior execution evidence.
  • Freezing creates a labelled immutable state for reproducible consumers.
  • Retirement blocks new definitions while retained materialization references continue under their governing retention policy.
  • Connector origin absence is an explained optional-capability state. Local catalogue, staging, and static data remain usable.
  • Governance metadata may be discoverable independently of protected rows and never grants row access.

Backend and WebUI manifests publish matching route/section/action surfaces. English and German catalogues cover owned vocabulary, registration/governance/ freeze drafts are guarded, and module integrations remain capability-based.