fix: Make tests pass and update documentation

- Fix config.py to ignore extra environment variables (docker-compose compatibility)
- Create PortableJSON type for SQLite/PostgreSQL compatibility in tests
- Replace JSONB and ARRAY types with PortableJSON in models
- Add ensure_utc() helper to handle timezone-naive datetimes from SQLite
- Fix timezone issues in mood_service, relationship_service, and self_awareness_service
- Fix duplicate code in test_providers.py
- Update CLAUDE.md with comprehensive Living AI documentation
- Add testing section with commands and setup details
- All 112 tests now pass successfully

.env.example

@@ -23,7 +23,7 @@ GEMINI_API_KEY=xxx
 AI_MAX_TOKENS=1024
 
 # AI creativity/randomness (0.0 = deterministic, 2.0 = very creative)
-AI_TEMPERATURE=0.7
+AI_TEMPERATURE=1
 
 # ===========================================
 # Bot Identity & Personality
@@ -62,6 +62,8 @@ CONVERSATION_TIMEOUT_MINUTES=60
 
 # Password for PostgreSQL when using docker-compose
 POSTGRES_PASSWORD=daemon
+POSTGRES_USER=daemon
+POSTGRES_DB=daemon_boyfriend
 
 # Echo SQL statements for debugging (true/false)
 DATABASE_ECHO=false