Add pgpass file mount for automatic DB connection

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

.gitignore

@@ -4,6 +4,7 @@ secrets/
 *.pem
 *.key
 pgadmin_password.txt
+pgpass
 
 # Data volumes
 data/

docker-compose.yml

@@ -13,6 +13,7 @@ services:
     volumes:
       - pgadmin_data:/var/lib/pgadmin
       - ./servers.json:/pgadmin4/servers.json:ro
+      - ./pgpass:/pgadmin4/pgpass:ro
     networks:
       - proxy
       - atproto