Automatically deploy common component protos to the BSR. (#122)

Author: rofrankel

.github/workflows/build-and-publish-protos.yaml

@@ -0,0 +1,22 @@
+---
+name: build-and-publish-protos
+on:
+  pull_request:
+    paths:
+      - 'common-components/proto/**/*.proto'
+jobs:
+  build-and-publish-protos:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: bufbuild/buf-setup-action@v1.19.0
+
+      - name: Verify that protos build.
+        run: buf build common-components/proto
+
+      - uses: bufbuild/buf-push-action@v1
+        with:
+          buf_token: ${{ secrets.BUF_TOKEN }}
+          input: common-components/proto
+          draft: ${{ github.ref_name != 'main'}}

.github/workflows/build-protos.yaml

@@ -0,0 +1,11 @@
+version: v1
+name: buf.build/aip/common-components
+breaking:
+  use:
+    - FILE
+lint:
+  use:
+    - DEFAULT
+  except:
+    - PACKAGE_VERSION_SUFFIX
+  enum_zero_value_suffix: _UNSPECIFIED