chore(backend): update template to v0.4.0

backend/docker-compose.override.yml.example

@@ -5,10 +5,12 @@ services:
       caddy:
         aliases:
           - beavergram-api
+#    ports:
+#      - "127.0.0.1:8080:${API__PORT}"
 
   postgres:
-    ports:
-      - "127.0.0.1:${DB__PORT:-5432}:5432"
+#    ports:
+#      - "127.0.0.1:5432:${DB__PORT}"
 
 networks:
   caddy:

backend/docker-compose.yml

@@ -87,6 +87,7 @@ services:
       POSTGRES_USER: ${DB__USER:-beavergram}
       POSTGRES_PASSWORD: ${DB__PASSWORD:-beavergram}
       POSTGRES_DB: ${DB__DB_NAME:-beavergram}
+      PGPORT: ${DB__PORT:-5432}
     volumes:
       - pgdata:/var/lib/postgresql/data
       - ./backend/migrations/init:/docker-entrypoint-initdb.d:ro