add telegram notification

.github/workflows/build.yml

@@ -0,0 +1,16 @@
+name: build
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set short SHA
+        id: vars
+        run: echo "::set-output name=sha_short::$(echo ${GITHUB_SHA:0:7})"
+      - name: Telegram Notification
+        uses: appleboy/telegram-action@0.0.7
+        with:
+          message: ${{ env.GITHUB_ACTOR }} just pushed commit a [${{ steps.vars.outputs.sha_short }}](https://github.com/${{ github.repository }}/commit/${{ github.sha }}) to [${{ steps.vars.outputs.repo_name }}](https://github.com/${{ github.repository }})
+          format: markdown
+          to: ${{ secrets.TELEGRAM_CHAT_ID }}
+          token: ${{ secrets.TELEGRAM_BOT_TOKEN }}