refactor: update worker processes in EvoBGP to accept dependencies for shared store and job registry. Enhance scheduler, ingest, render, and deploy components to utilize a unified context and improve logging for drift detection. Update architecture documentation to reflect changes in process interactions and worker functionalities.

internal/store/backend.go

@@ -10,6 +10,9 @@ type Backend interface {
 	// DemoIDs is non-empty only after SeedDemo (memory or seeded SQL).
 	DemoIDs() (tenant, moduleCDN, moduleIP, revision, speaker string)
 
+	// ListTenantIDs returns distinct tenant identifiers (for background workers).
+	ListTenantIDs() ([]string, error)
+
 	ListModules(tenantID string) []*Module
 	GetModule(tenantID, moduleID string) (*Module, error)
 	CreateModule(tenantID string, in *Module) (*Module, error)
@@ -64,6 +67,8 @@ type Backend interface {
 	ListRevisions(tenantID, moduleID string, cursor string, limit int) (items []*Revision, nextCursor string, hasMore bool)
 	ListRevisionPrefixes(tenantID, revisionID string, cursor string, limit int) (prefixes []PrefixRow, next string, more bool)
 	CreateRollbackRevision(tenantID, sourceRevisionID string) (newID string, err error)
+	// CreateRenderRevision inserts a new config_revision (revID must be unique) with materialized prefixes and preview fragments.
+	CreateRenderRevision(revisionID, tenantID, moduleID string, parentRevisionID *string, contentHash string, previewFragments map[string]string, prefixes []PrefixRow) error
 	RevisionDiff(tenantID, aID, bID string) (map[string]any, error)
 	SetLastAppliedRevision(tenantID, speakerID, revisionID string) error
 	PublishRevisionForSpeaker(speakerID, revisionID string) error