build: push master branch to bitbucket

Author: dkrutskikh

.github/workflows/sync_with_bitbucket.yaml

@@ -0,0 +1,31 @@
+name: "Push to BitBucket"
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  repo-sync:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: "0"
+          ref: "master"
+
+      - name: Install SSH key
+        uses: shimataro/ssh-key-action@v2.3.1
+        with:
+          key: ${{ secrets.SSH_PRIVATE_KEY }}
+          name: id_rsa
+          known_hosts: ${{ secrets.KNOWN_HOSTS }}
+
+      - run: |
+          git remote add bitbucket git@bitbucket.org:DmitryKrutskikh/dart-code-metrics.git
+          git config --global user.email "dmitry.krutskikh@gmail.com"
+          git config --global user.name "Dmitry Krutskikh"
+          git checkout master
+          git push -u bitbucket master