diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 0000000..834fde9
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,60 @@
+name: auto-PR
+
+on:
+  pull_request:
+    types: [opened, labeled, unlabeled, review_requested, review_request_removed, review_submitted]
+
+jobs:
+  pr_workflow:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Request review from WForst-Breeze on PR creation
+        if: github.event.action == 'opened'
+        run: |
+          curl -X POST \
+            -H "Authorization: token ${{ secrets.SHEEP }}" \
+            -H "Accept: application/vnd.github.v3+json" \
+            https://api.github.com/repos/${{ github.repository }}/pulls/${{ github.event.pull_request.number }}/requested_reviewers \
+            -d '{"reviewers":["WForst-Breeze"]}'
+
+      - name: Add "▲ 合并" label on PR merge
+        if: github.event.action == 'closed' && github.event.pull_request.merged == true      
+        uses: actions-ecosystem/action-add-labels@v1
+        with:
+          github_token: ${{ secrets.SHEEP }}
+          labels: '▲ 合并'
+
+      - name: Auto-merge PR with "▲ 合并" label
+        if: contains(github.event.pull_request.labels.*.name, '▲ 合并')
+        run: |
+          curl -X PUT \
+            -H "Authorization: token ${{ secrets.SHEEP }}" \
+            -H "Accept: application/vnd.github.v3+json" \
+            https://api.github.com/repos/${{ github.repository }}/pulls/${{ github.event.pull_request.number }}/merge
+
+      - name: Add "⇵ 通过" label on approval by WForst-Breeze
+        if: github.event.action == 'submitted' && github.event.review.state == 'approved' && github.event.review.user.login == 'WForst-Breeze'
+        run: |
+          curl -X POST \
+            -H "Authorization: token ${{ secrets.SHEEP }}" \
+            -H "Accept: application/vnd.github.v3+json" \
+            https://api.github.com/repos/${{ github.repository }}/issues/${{ github.event.pull_request.number }}/labels \
+            -d '{"labels":["⇵ 通过"]}'
+
+      - name: Close PR with specific labels
+        if: contains(github.event.pull_request.labels.*.name, '× 重新编写') || contains(github.event.pull_request.labels.*.name, '× 无效') || contains(github.event.pull_request.labels.*.name, '× 拒绝')
+        run: |
+          curl -X PATCH \
+            -H "Authorization: token ${{ secrets.SHEEP }}" \
+            -H "Accept: application/vnd.github.v3+json" \
+            https://api.github.com/repos/${{ github.repository }}/issues/${{ github.event.pull_request.number }} \
+            -d '{"state":"closed"}'
+
+      - name: Add "◈ 修正" label on request changes
+        if: github.event.action == 'submitted' && github.event.review.state == 'changes_requested'
+        run: |
+          curl -X POST \
+            -H "Authorization: token ${{ secrets.SHEEP }}" \
+            -H "Accept: application/vnd.github.v3+json" \
+            https://api.github.com/repos/${{ github.repository }}/issues/${{ github.event.pull_request.number }}/labels \
+            -d '{"labels":["◈ 修正"]}'