Consolidate documentation and update backend services

- Reorganize docs into 'Core deployment guides' and 'Setup and configuration' subdirectories
- Consolidate redundant documentation files (ACR, pipelines, deployment guides)
- Add documentation consolidation plan
- Update backend database factory and logger services
- Update migration script and docker-compose configurations
- Add PostgreSQL setup script

scripts/reset-postgres.sh

@@ -71,11 +71,11 @@ done
 echo "✅ PostgreSQL is ready"
 echo ""
 
-# Create databases (if needed)
-echo "📊 Creating databases..."
-docker-compose -f "$COMPOSE_FILE" exec -T postgres psql -U cmdb -c "CREATE DATABASE cmdb_cache;" 2>/dev/null || echo "ℹ️  Database cmdb_cache already exists or will be created automatically"
-docker-compose -f "$COMPOSE_FILE" exec -T postgres psql -U cmdb -c "CREATE DATABASE cmdb_classifications;" 2>/dev/null || echo "ℹ️  Database cmdb_classifications already exists or will be created automatically"
-echo "✅ Databases ready"
+# Create database (if needed)
+echo "📊 Creating database..."
+echo "   Note: Single database is used by default (contains all tables)"
+docker-compose -f "$COMPOSE_FILE" exec -T postgres psql -U cmdb -c "CREATE DATABASE cmdb_insight;" 2>/dev/null || echo "ℹ️  Database cmdb_insight already exists or will be created automatically"
+echo "✅ Database ready"
 echo ""
 
 echo "✨ PostgreSQL database has been reset!"