Fix api-linter errors.

.github/workflows/api-lint.yml

@@ -0,0 +1,46 @@
+# Copyright 2023 The Cross-Media Measurement Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# TODO(world-federation-of-advertisers/actions#40): Use lint action once it runs
+# api-linter.
+
+name: API lint
+
+on:
+  pull_request:
+    branches: [main]
+    types: [opened, synchronize, edited]
+
+jobs:
+  lint:
+    name: API lint
+    runs-on: ubuntu-20.04
+    defaults:
+      run:
+        shell: bash
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Set up api-linter
+      env:
+        VERSION: 1.48.0
+      run: |
+        cd ~
+        curl -L "https://github.com/googleapis/api-linter/releases/download/v${VERSION}/api-linter-${VERSION}-linux-amd64.tar.gz" -o api-linter.tar.gz
+        mkdir -p ~/.local/bin
+        tar -xf api-linter.tar.gz -C ~/.local/bin
+
+    - env:
+        BAZEL: bazelisk
+      run: tools/api-lint

src/main/proto/api-linter.yaml

@@ -0,0 +1,23 @@
+# Copyright 2022 The Cross-Media Measurement Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+- included_paths:
+  - 'wfa/measurement/api/v2alpha/**/*.proto'
+  disabled_rules:
+  - 'core::0191::java-package'
+  - 'core::0127::http-annotation'
+  - 'core::0133::http-uri-parent'
+  - 'core::0146::any'
+  - 'core::0133::request-id-field'
+  - 'core::0121::resource-must-support-get'