Add GitHub Action file

.github/workflows/mirror.yml

@@ -0,0 +1,75 @@
+name: Mirror Git
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: "0 0 */21 * *"
+
+jobs:
+  mirror:
+    runs-on: ubuntu-latest
+
+    permissions:
+      actions: write
+      contents: write
+      pages: write
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Clone Git Repo
+      run: |
+        REPO=$(basename "${{ github.repository }}")
+        BRANCH=$(basename "${{ github.ref }}")
+        git clone --branch $BRANCH ${{ secrets.URL }}/$REPO.git mirror
+
+    - name: Copy GitHub Action file to cloned repo
+      run: |
+        mkdir -p mirror/.github/workflows/
+        cp .github/workflows/mirror.yml mirror/.github/workflows/
+
+    - name: Commit and force push to GitHub
+      run: |
+        cd mirror
+        git remote set-url origin https://github.com/${{ github.repository }}.git
+        git config --local user.email "github-actions[bot]@users.noreply.github.com"
+        git config --local user.name "github-actions[bot]"
+        git add .
+        git commit -m "Add GitHub Action file"
+
+    - name: Push changes
+      uses: ad-m/github-push-action@master
+      with:
+        github_token: ${{ secrets.TOKEN }}
+        repository: ${{ github.repository }}
+        branch: ${{ github.ref }}
+        github_url: https://github.com
+        directory: ./mirror
+        force: true
+
+    # - name: Release Info
+    #   id: info
+    #   run: |
+    #     response=$(curl -s "https://gitlab.com/api/v4/projects/suyu-emu%2Fsuyu/releases")
+    #     name=$(echo "$response" | jq -r '.[0].name')
+    #     tag=$(echo "$response" | jq -r '.[0].tag_name')
+    #     description=$(echo "$response" | jq -r '.[0].description')
+    #     links=$(echo "$response" | jq -r '.[0].assets.links[]? | select(has("url") and has("name")) | "- [\(.name)](\(.url))"')
+
+    #     echo "::set-output name=name::$name"
+    #     echo "::set-output name=tag::$name"
+
+    #     echo "## Changes" > description.txt
+    #     echo "${description}" >> description.txt
+    #     echo "## Downloads" >> description.txt
+    #     echo "${links}" >> description.txt
+
+    # - name: Create Release
+    #   uses: ncipollo/release-action@v1
+    #   with:
+    #     makeLatest: true
+    #     skipIfReleaseExists: true
+    #     tag: ${{ steps.info.outputs.tag }}
+    #     name: ${{ steps.info.outputs.name }}
+    #     bodyFile: "description.txt"