wip-feat: adds mercure to deployment

deploy.compose.yml

@@ -13,3 +13,24 @@ services:
     command: php ./bin/console messenger:consume async -v --time-limit=3600 --limit=10
     deploy:
       replicas: 2
+
+  mercure:
+    image: dunglas/mercure
+    restart: unless-stopped
+    ports:
+      - "3000:80"
+    environment:
+      SERVER_NAME: ':80'
+      MERCURE_PUBLISHER_JWT_KEY: '!ChangeThisMercureHubJWTSecretKey!'
+      MERCURE_SUBSCRIBER_JWT_KEY: '!ChangeThisMercureHubJWTSecretKey!'
+      MERCURE_EXTRA_DIRECTIVES: |
+        cors_origins *
+        anonymous
+    command: /usr/bin/caddy run --config /etc/caddy/dev.Caddyfile
+    volumes:
+      - mercure_data:/data
+      - mercure_config:/config
+
+volumes:
+  mercure_config:
+  mercure_data: