🔨 Add workflow and dockerfile

.gitea/workflows/nightly.yml

@@ -0,0 +1,28 @@
+name: release-nightly
+
+on:
+  push:
+    branches: [ master ]
+
+jobs:
+  build-docker:
+    runs-on: edge
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Login to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_REGISTRY_USERNAME }}
+          password: ${{ secrets.DOCKER_REGISTRY_TOKEN }}
+      - name: Build and push
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          tags: xsheep2010/passport:nightly