add cla bot

.github/workflows/cla.yml

@@ -0,0 +1,37 @@
+
+name: "cla-bot"
+on:
+  issue_comment:
+    types: [created]
+  pull_request_target:
+    types: [opened,closed,synchronize]
+
+jobs:
+  cla-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: "MLCommons CLA bot check"
+        if: (github.event.comment.body == 'recheck') || github.event_name == 'pull_request_target'
+        # Alpha Release
+        uses: sub-mod/github-action@v3
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          # the below token should have repo scope and must be manually added by you in the repository's secret
+          PERSONAL_ACCESS_TOKEN : ${{ secrets.MLCOMMONS_BOT_CLA_TOKEN }}
+        with:
+          path-to-signatures: 'cla-bot/v1/cla.json'
+          path-to-document: 'https://github.com/mlcommons/systems/blob/main/mlcommons_cla.txt' # e.g. a CLA or a DCO document
+          # branch should not be protected
+          branch: 'main'
+          allowlist: user1,bot*
+          remote-organization-name: mlcommons
+          remote-repository-name: systems
+
+         #below are the optional inputs - If the optional inputs are not given, then default values will be taken
+          #remote-organization-name: enter the remote organization name where the signatures should be stored (Default is storing the signatures in the same repository)
+          #remote-repository-name:  enter the  remote repository name where the signatures should be stored (Default is storing the signatures in the same repository)
+          #create-file-commit-message: 'For example: Creating file for storing CLA Signatures'
+          #signed-commit-message: 'For example: $contributorName has signed the CLA in #$pullRequestNo'
+          #custom-notsigned-prcomment: 'pull request comment with Introductory message to ask new contributors to sign'
+          #custom-pr-sign-comment: 'The signature to be committed in order to sign the CLA'
+          #custom-allsigned-prcomment: 'pull request comment when all contributors has signed, defaults to **CLA Assistant Lite bot** All Contributors have signed the CLA.'