add redis for potential workers

.env.example

@@ -1,6 +1,7 @@
 # Docker settings
 VOLUME_PATH=/data/matrix
 DOCKER_PROXY_NETWORK=proxy # Replace with your proxy's network
+DOCKER_PROXY_EXT=false
 
 # synapse
 SYNAPSE_IMAGE_TAG=latest
@@ -16,3 +17,6 @@ SYNAPSE_ADMIN_PORT=8080
 
 # postgres
 POSTGRESQL_IMAGE_TAG=14
+
+# redis
+REDIS_IMAGE_TAG=6

docker-compose.yaml

@@ -4,7 +4,7 @@ secrets:
 
 networks:
   frontend:
-    external: true
+    external: ${DOCKER_PROXY_EXT-true}
     name: ${DOCKER_PROXY_NETWORK}
   backend:
 
@@ -24,6 +24,12 @@ services:
       POSTGRES_PASSWORD_FILE: /run/secrets/postgres_password
       POSTGRES_INITDB_ARGS: --encoding=UTF8 --locale=C
 
+  redis:
+    image: redis:${REDIS_IMAGE_TAG}
+    restart: unless-stopped
+    networks:
+      - backend
+
   synapse:
     image: matrixdotorg/synapse:${SYNAPSE_IMAGE_TAG}
     restart: unless-stopped