Fix postgre user, move DB to docker

Docker/docker-compose.yaml

@@ -14,7 +14,9 @@ services:
       postgresdb:
         condition: service_healthy
     restart: unless-stopped
-
+    networks:
+      - default
+  
   postgresdb:
     image: postgres:15
     healthcheck:
@@ -28,8 +30,8 @@ services:
       POSTGRES_USER: postgres
       POSTGRES_PASSWORD: secret
       POSTGRES_DB: flightlog
-    ports:
-      - "5432:5432"
+    networks:
+      - default
     volumes:
       - postgres_data:/var/lib/postgresql/data