Preserva credenciais do Postgres no deploy

docker-compose.prod.yml

@@ -9,7 +9,10 @@ services:
       - caddy_data:/data
       - caddy_config:/config
     depends_on:
-      - frontend
+      backend:
+        condition: service_healthy
+      frontend:
+        condition: service_started
 
   postgres:
     image: postgres:16
@@ -53,6 +56,12 @@ services:
     depends_on:
       postgres:
         condition: service_healthy
+    healthcheck:
+      test: ["CMD-SHELL", "timeout 5 bash -c '</dev/tcp/localhost/8082'"]
+      interval: 10s
+      timeout: 5s
+      retries: 12
+      start_period: 30s
 
   frontend:
     build:
@@ -62,7 +71,8 @@ services:
         VITE_API_BASE_URL: ${API_URL:-/api}
     restart: unless-stopped
     depends_on:
-      - backend
+      backend:
+        condition: service_healthy
 
 volumes:
   postgres_data: