dockerfile lint added

.gitea/workflows/main.yaml

@@ -8,7 +8,16 @@ on:
     - cron: "0 6 * * SUN"
 
 jobs:
+  Dockerfile lint:
+    runs-on: k3s
+    steps:
+      - uses: actions/checkout@v3
+      - uses: hadolint/hadolint-action@v3.1.0
+        with:
+          dockerfile: Dockerfile
+
   build:
+    needs: Dockerfile lint
     runs-on: docker
     steps:
       - uses: actions/checkout@v3