ci: build + push Docker image to ghcr.io on master/tags

docker-compose.yml

@@ -1,9 +1,11 @@
 services:
   app:
-    build:
-      context: .
-      args:
-        FEATURES: sqlite,sqlite-federation
+    image: ghcr.io/gkaszewski/movies-diary:latest
+    # To build from source instead: comment out "image" and uncomment "build"
+    # build:
+    #   context: .
+    #   args:
+    #     FEATURES: sqlite,sqlite-federation
     ports:
       - "3000:3000"
     env_file: .env
@@ -12,10 +14,11 @@ services:
     restart: unless-stopped
 
   worker:
-    build:
-      context: .
-      args:
-        FEATURES: sqlite,sqlite-federation
+    image: ghcr.io/gkaszewski/movies-diary:latest
+    # build:
+    #   context: .
+    #   args:
+    #     FEATURES: sqlite,sqlite-federation
     entrypoint: ["./worker"]
     env_file: .env
     volumes: