Properly isolate networks

Signed-off-by: Tommy <contact@tommytran.io>

README.md

@@ -1,4 +1,4 @@
-# Synapse-Docker-Compose
+# Vaultwarden Docker-Compose
 Vaultwarden Docker-Compose
 
 1. Update `docker-compose.yml`

docker-compose.yml

@@ -13,6 +13,7 @@ services:
       - vaultwarden:/data
     networks:
       - vaultwarden
+      - postgres
     read_only: true
     security_opt:
       - no-new-privileges:true
@@ -45,7 +46,7 @@ services:
       - CAP_NET_BIND_SERVICE
 
   postgres:
-    image: postgres:alpine
+    image: docker.io/postgres-15:alpine
     container_name: postgres
     volumes:
       - postgres:/var/lib/postgresql/data
@@ -54,7 +55,7 @@ services:
       - POSTGRES_PASSWORD=YOUR_POSTGRESQL_PASSWORD
     restart: unless-stopped
     networks:
-      - vaultwarden
+      - postgres
     user: "70:70"
     read_only: true
     tmpfs:
@@ -65,8 +66,9 @@ services:
       - ALL
 
 volumes:
-  postgres:
   vaultwarden:
+  postgres:
 
 networks:
   vaultwarden:
+  postgres: