airship-3070: migrate to github actions

.github/rvu/labels.yaml

@@ -0,0 +1 @@
+service.rvu.co.uk/brand: airship

.github/workflows/push.yaml

@@ -0,0 +1,57 @@
+name: push
+on: push
+permissions:
+  contents: read
+  id-token: write
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/setup-go@v4
+      with:
+        go-version: "1.17"
+    - run: make test
+  build:
+    runs-on: ubuntu-latest
+    needs: test
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/setup-go@v4
+      with:
+        go-version: "1.17"
+    - run: make build-linux
+    - uses: actions/upload-artifact@v3
+      with:
+        name: bin
+        path: bin/
+  docker-latest:
+    if: github.ref_name == 'master' || startsWith(github.ref, 'refs/tags/v')
+    needs: build
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/download-artifact@v3
+      with:
+        name: bin
+        path: bin/
+    - name: Login to Quay.io
+      uses: docker/login-action@v3
+      with:
+        registry: quay.io
+        username: ${{ secrets.QUAY_USERNAME }}
+        password: ${{ secrets.QUAY_PASSWORD }}
+    - id: meta
+      uses: docker/metadata-action@v5
+      with:
+        images: quay.io/uswitch/yggdrasil
+        tags: |
+          type=semver,pattern={{version}}
+          type=sha,prefix=,format=long,
+    - uses: docker/build-push-action@v5
+      with:
+        context: .
+        labels: ${{ steps.meta.outputs.labels }}
+        push: true
+        tags: ${{ steps.meta.outputs.tags }}
+