add APP_URL env var to channels

compose.yml

@@ -70,7 +70,7 @@ services:
         - "traefik.http.routers.${STACK_NAME}.rule=Host(`${DOMAIN}`${EXTRA_DOMAINS})"
         - "traefik.http.routers.${STACK_NAME}.entrypoints=web-secure"
         - "traefik.http.routers.${STACK_NAME}.tls.certresolver=${LETS_ENCRYPT_ENV}"
-        - "coop-cloud.${STACK_NAME}.version=5.1.3+v3.0.0"
+        - "coop-cloud.${STACK_NAME}.version=5.1.2+v3.0.0"
         - "backupbot.backup:=${ENABLE_BACKUPS:-true}"
         - "traefik.http.routers.${STACK_NAME}.middlewares=${STACK_NAME}"
         - "traefik.http.middlewares.${STACK_NAME}.headers.accesscontrolallowmethods=GET,OPTIONS,PUT"
@@ -145,7 +145,7 @@ services:
     environment:
       <<: *redis-env
       VIRTUAL_HOST: channels.${DOMAIN}
-      APP_URL: ${DOMAIN}
+      APP_URL: https://${DOMAIN}
     deploy:
       labels:
         - "traefik.enable=true"