chore: adding workflow to mirror repo to mattrassurance org

Author: kirill-ivanov-mattr

.github/workflows/github_clone_assurance.yaml

@@ -0,0 +1,29 @@
+name: Mirror repository to mattrassurance org
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - master
+      - main
+
+jobs:
+  MirrorRepoToMATTRAssurance:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      id-token: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: mirror repo
+        run: |
+          rm -r .git
+          rm -r .github
+          git init --initial-branch=${{ github.ref_name }}
+          git config --local user.name ${{ secrets.MATTRASSURANCE_GIT_USER_NAME }}
+          git config --local user.email ${{ secrets.MATTRASSURANCE_GIT_USER_EMAIL }}
+          git add .
+          git commit -m "Backing up ${{ github.repository }} to mattrassurance org"
+          git remote add origin https://${{ secrets.MATTRASSURANCE_GIT_USER_NAME }}:${{ secrets.MATTRASSURANCE_GIT_USER_PAT }}@github.com/mattrassurance/${{ github.event.repository.name }}.git
+          git push origin ${{ github.ref_name }} --force