Add workflow to sync repository to Gitea

.github/workflows/sync-to-gitea.yml

@@ -0,0 +1,55 @@
+name: Sync to Gitea
+
+on:
+  push:
+    branches:
+      - '**'  # Sync all branches
+  delete:
+    branches:
+      - '**'  # Sync branch deletions
+  create:
+    tags:
+      - '**'  # Sync tag creation
+  workflow_dispatch:  # Allow manual trigger
+
+jobs:
+  sync:
+    runs-on: ubuntu-latest
+    
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0  # Fetch all history for all branches and tags
+      
+      - name: Configure Git
+        run: |
+          git config --global user.name "GitHub Actions"
+          git config --global user.email "actions@github.com"
+      
+      - name: Add Gitea remote
+        run: |
+          git remote add gitea https://${{ secrets.GITEA_USERNAME }}:${{ secrets.GITEA_TOKEN }}@${{ secrets.GITEA_URL }}
+      
+      - name: Fetch all branches and tags
+        run: |
+          git fetch --all
+          git fetch --tags
+      
+      - name: Push to Gitea (mirror)
+        run: |
+          git push gitea --mirror --force
+        env:
+          GIT_SSH_COMMAND: "ssh -o StrictHostKeyChecking=no"
+      
+      - name: Sync status
+        if: success()
+        run: |
+          echo "✅ Successfully synced to Gitea!"
+          echo "Repository: ${{ secrets.GITEA_URL }}"
+      
+      - name: Sync failed
+        if: failure()
+        run: |
+          echo "❌ Failed to sync to Gitea"
+          echo "Check your Gitea credentials and URL"