📦 build(picx): optimize docker deployment

- switch from local build to pre-built ghcr.io images
- simplify docker-compose configuration by removing build context
- fix entrypoint.sh copy path in latest Dockerfile
- add multi-architecture support to data.yml

apps/picx/latest/docker-compose.yml

@@ -1,9 +1,6 @@
 services:
   picx:
-    build:
-      context: .
-      dockerfile: Dockerfile
-    image: picx:latest
+    image: ghcr.io/pooneyy/picx:latest
     container_name: ${CONTAINER_NAME}
     restart: always
     networks: