Auto-labels 'Gemma' on 'gemma' issues/PRs.

.github/workflows/labeler.yaml

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+# Copyright 2024 Google LLC. All Rights Reserved.
+#
+# 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.
+
+
+# This workflow automatically identifies issues and pull requests (PRs)
+# related to Gemma. It searches for the keyword "Gemma" (case-insensitive)
+# in both the title and description of the issue/PR.  If a match is found,
+# the workflow adds the label 'Gemma' to the issue/PR.
+
+name: 'Labeler'
+on:
+  issues:
+    types: [edited, opened]
+  pull_request_target:
+    types: [opened, edited]
+
+permissions:
+  contents: read
+  issues: write
+  pull-requests: write
+
+jobs:
+  welcome:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/github-script@v7
+        with:
+          script: |
+            const script = require('./\.github/workflows/scripts/labeler.js')
+            script({github, context})

.github/workflows/scripts/labeler.js

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+/*
+Copyright 2024 Google LLC. All Rights Reserved.
+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.
+*/
+
+
+/**
+ * Invoked from labeler.yaml file to add
+ * label 'Gemma' to the issue and PR for which have gemma keyword present.
+ * @param {!Object.<string,!Object>} github contains pre defined functions.
+ *  context Information about the workflow run.
+ */
+
+module.exports = async ({ github, context }) => {
+    const issue_title = context.payload.issue ?  context.payload.issue.title : context.payload.pull_request.title
+    let issue_description = context.payload.issue ? context.payload.issue.body : context.payload.pull_request.body
+    const issue_number = context.payload.issue ? context.payload.issue.number : context.payload.pull_request.number
+    const keyword_label =  {
+         gemma:'Gemma'
+    }
+    const labelsToAdd = []
+    console.log(issue_title,issue_description,issue_number)
+    if(issue_description == null){
+      issue_description = ''
+    }
+    for(const [keyword, label] of Object.entries(keyword_label)){
+     if(issue_title.toLowerCase().indexOf(keyword) !=-1 || issue_description.toLowerCase().indexOf(keyword) !=-1 ){
+        console.log(`'${keyword}'keyword is present inside the title or description. Pushing label '${label}' to row.`)
+        labelsToAdd.push(label)
+    }
+   }
+   if(labelsToAdd.length > 0){
+    console.log(`Adding labels ${labelsToAdd} to the issue '#${issue_number}'.`)
+     github.rest.issues.addLabels({
+        owner: context.repo.owner,
+        repo: context.repo.repo,
+        issue_number: context.issue.number,
+        labels: labelsToAdd
+     })
+   }
+};