release: v1.6.2 - Stats endpoint, weather/forecast separation

- GET /stats endpoint with Neo4j, Qdrant, Wiki.js, Paperless stats
- Split weather into current (1hr TTL) and forecast (12hr TTL)
- New FORECAST namespace for multi-day outlook

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "library-desk"
-version = "1.6.1"
+version = "1.6.2"
 description = "Coordination service for The Library system - HybridRAG queries, document ingestion, entity extraction, and knowledge consolidation"
 readme = "README.md"
 requires-python = ">=3.12"