ci: build + publish flow

.forgejo/workflows/ci.yml

@@ -0,0 +1,21 @@
+on:
+  push:
+    tags:
+      - "v*"
+
+env:
+  CONTAINER_ADDRESS: host.containers.internal:5000
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          github-server-url: https://forge.karnov.club
+      - name: Build image
+        run: ./build.sh
+      - name: Authenticate with registry 
+        run: podman login -u srv_container-registry -p ${{ secrets.REGISTRY_TOKEN }} ${{ env.CONTAINER_ADDRESS }}
+      - name: Push image
+        run: podman push container-registry:0 ${{ env.CONTAINER_ADDRESS }}