docs(25-01): complete catalog enrichment data layer plan

- SUMMARY.md: attribution columns, upsert service, Zod schemas
- STATE.md: advance to plan 2, add decisions
- ROADMAP.md: update phase 25 progress
- REQUIREMENTS.md: mark CATL-01, CATL-02, CATL-05 complete

.planning/ROADMAP.md

@@ -105,7 +105,7 @@ Plans:
 **Plans**: 2 plans
 
 Plans:
-- [ ] 25-01-PLAN.md — Schema migration (attribution columns + unique constraint) and upsert service layer
+- [x] 25-01-PLAN.md — Schema migration (attribution columns + unique constraint) and upsert service layer
 - [ ] 25-02-PLAN.md — HTTP upsert routes, MCP catalog tools, and client attribution display
 
 ### Phase 26: Discovery Landing Page
@@ -149,7 +149,7 @@ Plans:
 | 22. Add-from-Catalog & Thread Integration | v2.0 | 2/2 | Complete | 2026-04-06 |
 | 23. Manual Entry Fallback | v2.0 | 1/1 | Complete | 2026-04-06 |
 | 24. Public Access & Infrastructure | v2.1 | 2/2 | Complete    | 2026-04-10 |
-| 25. Catalog Enrichment & Agent Tools | v2.1 | 0/2 | Not started | - |
+| 25. Catalog Enrichment & Agent Tools | v2.1 | 1/2 | In Progress|  |
 | 26. Discovery Landing Page | v2.1 | 0/TBD | Not started | - |
 
 ## Backlog