Implements The Library system - a knowledge management and HybridRAG platform. **Stack Files:** - neo4j.yml: Knowledge graph database with APOC plugin - wiki.yml: Wiki.js for human-facing dossier management - library-desk.yml: FastAPI coordination service **Library Desk Service:** - FastAPI application following best practices - Pydantic Settings for configuration management - Bearer token authentication - Health monitoring endpoints - Stub endpoints for future HybridRAG implementation **Features:** - All services on docker-dataplane network - Proper healthchecks for all containers - Neo4j password validation (alphanumeric only) - Wiki.js healthcheck fixed for IPv4/IPv6 compatibility - Python 3.12+ with CVE-checked dependencies - Minor version locking for stability **Endpoints:** - Neo4j Browser: http://192.168.86.149:7474 - Wiki.js: http://192.168.86.149:8088 - Library Desk API: http://192.168.86.149:8089 - API Docs: http://192.168.86.149:8089/docs 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>