Add Forgejo Actions build workflow

.forgejo/workflows/build.yml

@@ -0,0 +1,30 @@
+name: Automated Container Build
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log into Local Registry
+        uses: docker/login-action@v3
+        with:
+          registry: 172.17.0.1:3030
+          username: ${{ gitea.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and Push Image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: 172.17.0.1:3030/${{ gitea.actor }}/${{ github.event.repository.name }}:latest