Added Actions that respond to specific labels

.github/workflows/alert-menta.yaml

@@ -0,0 +1,36 @@
+name: Reacts to specific labels
+run-name: ${{ github.actor }} is testing out GitHub Actions 🚀
+on:
+  issues:
+    types: [labeled] # https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#issues
+
+jobs:
+  Issue_Reaction:
+    if: contains(github.event.issue.labels.*.name, '/describe') # https://docs.github.com/ja/webhooks/webhook-events-and-payloads#issues
+    runs-on: ubuntu-22.04 # https://docs.github.com/ja/actions/using-jobs/choosing-the-runner-for-a-job
+    permissions:
+      issues: write
+      contents: read
+    steps:
+      - name: Check out repository code
+        uses: actions/checkout@v4
+
+      - name: Download and Install PR Guardian
+        run: |
+          curl -sLJO -H 'Accept: application/octet-stream' \
+          "https://${{ secrets.GITHUB_TOKEN }}0@api.github.com/repos/pacificbelt30/alert-menta/releases/assets/$( \
+          curl -sL "https://${{ secrets.GITHUB_TOKEN }}@api.github.com/repos/pacificbelt30/alert-menta/releases/tags/v0.0.5" \
+          | jq '.assets[] | select(.name | contains("Linux_x86")) | .id')"
+          tar -zxvf alert-menta_Linux_x86_64.tar.gz
+      
+      - run: echo "REPOSITORY_NAME=${GITHUB_REPOSITORY#${GITHUB_REPOSITORY_OWNER}/}" >> $GITHUB_ENV
+      - name: Add Comment
+        run: |
+          ./alert-menta -owner ${{ github.repository_owner }} -issue ${{ github.event.issue.number }} -repo ${{ env.REPOSITORY_NAME }} -token ${{ secrets.GITHUB_TOKEN }} -comment "Body: $BODY"
+        env: # https://docs.github.com/ja/actions/learn-github-actions/variables#defining-environment-variables-for-a-single-workflow
+          BODY: >
+            This is test issue.
+            repository ${{ env.REPOSITORY_NAME }}
+            runner.os ${{ runner.os }}
+            title ${{ github.event.issue.title }}
+            body ${{ github.event.issue.body }}