fix issues

Author: CarterPerez-dev

stacks/fastapi-react/cloudflared.compose.yml

@@ -25,8 +25,3 @@ services:
           cpus: '0.1'
           memory: 32M
     restart: unless-stopped
-
-networks:
-  backend:
-    external: true
-    name: ${APP_NAME:-fastapi-react}_backend

stacks/fastapi-react/compose.yml

@@ -74,7 +74,7 @@ services:
     restart: unless-stopped
 
   db:
-    image: postgres:17-alpine
+    image: postgres:18-alpine
     container_name: ${APP_NAME:-fastapi-react}-db
     ports:
       - "${POSTGRES_HOST_PORT:-4426}:5432"

stacks/fastapi-react/dev.compose.yml

@@ -76,7 +76,7 @@ services:
     restart: unless-stopped
 
   db:
-    image: postgres:17-alpine
+    image: postgres:18-alpine
     container_name: ${APP_NAME:-fastapi-react}-db-dev
     ports:
       - "${POSTGRES_HOST_PORT:-4427}:5432"