infra: WIP for pull request presubmit checks

.bazelrc

@@ -11,3 +11,15 @@ build:macos --workspace_status_command=infra/get_workspace_status
 
 test --test_summary=testcase
 test --test_output=errors
+
+# These settings should be enabled whenever bazel is running in an automated
+# context
+build:noninteractive --color=yes
+build:noninteractive --curses=no
+build:noninteractive --show_timestamps
+build:noninteractive --announce_rc
+build:noninteractive --test_output=summary
+build:noninteractive --keep_going
+
+build:presubmit --config=noninteractive
+build:postsubmit --config=noninteractive

.github/workflows/main.yml

@@ -0,0 +1,44 @@
+# Postsubmit checks that run on the `main` branch after merge.
+name: "main"
+
+on:
+  push:
+    branches:
+      - main
+
+concurrency:
+  group: ${{ github.workflow }}.${{ github.ref }}
+
+jobs:
+  bazel-builder:
+    runs-on:
+      - self-hosted
+      - "os=linux"
+      - "arch=x64"
+      - "os_distribution=debian"
+      - "revision=d04e89854b3931f4aaced77aa3a2fcad5834b3a6"
+    timeout-minutes: 5
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: run all tests
+        run: |
+          bazel test --config=postsubmit //...
+
+  golang-builder:
+    runs-on:
+      - self-hosted
+      - "os=linux"
+      - "arch=x64"
+      - "os_distribution=debian"
+      - "revision=d04e89854b3931f4aaced77aa3a2fcad5834b3a6"
+    timeout-minutes: 5
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: build all
+        run: |
+          go build ./...
+      - name: run all tests
+        run: |
+          go test ./...

.github/workflows/presubmit.yml

@@ -0,0 +1,48 @@
+# Presubmit checks for PRs
+name: "presubmit"
+
+on:
+  # Trigger on pull request rather than push, so that we can control whether
+  # checks are run on a given PR (allowing checks to run automatically on PR
+  # updates from third parties can be a security issue).
+  pull_request:
+
+concurrency:
+  group: ${{ github.workflow }}.${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  bazel-builder:
+    # TODO(scott): Move to CI runners
+    runs-on:
+      - self-hosted
+      - "os=linux"
+      - "arch=x64"
+      - "os_distribution=debian"
+      - "revision=d04e89854b3931f4aaced77aa3a2fcad5834b3a6"
+    timeout-minutes: 5
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: run all tests
+        run: |
+          bazel test --config=presubmit //...
+
+  golang-builder:
+    runs-on:
+      - self-hosted
+      - "os=linux"
+      - "arch=x64"
+      - "os_distribution=debian"
+      - "revision=d04e89854b3931f4aaced77aa3a2fcad5834b3a6"
+    timeout-minutes: 5
+
+    steps:
+      - name: checkout
+        uses: actions/checkout@v4
+      - name: build all
+        run: |
+          go build ./...
+      - name: run all tests
+        run: |
+          go test ./...