Fix Docker/nätverk mot faktisk server: bridge 172.17.0.2, Gitea, Alpine-mönster

docker-compose.yml

@@ -1,3 +1,5 @@
+# Sidecar — port 1881. Rör INTE nextcloud-node-red (:1880) eller odds_network.
+# CODE (container "code") ligger på Docker bridge: 172.17.0.2:9980
 services:
   nextcloud-collabora-nodered:
     build: .
@@ -10,12 +12,28 @@ services:
       PORT: "1881"
       TZ: ${TZ:-Europe/Stockholm}
       NEXTCLOUD_URL: ${NEXTCLOUD_URL:-https://cloud.domain.name}
-      COLLABORA_URL: ${COLLABORA_URL:-http://host.docker.internal:9980}
+      COLLABORA_URL: ${COLLABORA_URL:-http://172.17.0.2:9980}
+      NODERED_CREDENTIAL_SECRET: ${NODERED_CREDENTIAL_SECRET:-byt-den-här-hemligheten-vid-produktion}
     extra_hosts:
-      - "host.docker.internal:host-gateway"
       - "cloud.domain.name:192.168.1.10"
     volumes:
       - nodered_collab_data:/data
+    networks:
+      - collab_default
+      - docker_bridge
+    healthcheck:
+      test: ["CMD-SHELL", "curl -sf http://127.0.0.1:1881 >/dev/null || exit 1"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 30s
+
+networks:
+  collab_default:
+    driver: bridge
+  docker_bridge:
+    external: true
+    name: bridge
 
 volumes:
   nodered_collab_data: