ci(github-actions): add automatic ytdl update into github actions

.github/workflows/auto-merge.yml

@@ -0,0 +1,17 @@
+name: Auto-merge Github Actions
+on:
+  repository_dispatch:
+    types: [ create-pull-request ]
+
+permissions:
+  pull-requests: write
+  contents: write
+
+jobs:
+  automerge:
+    runs-on: ubuntu-latest
+    if: github.actor == 'github-actions'
+    steps:
+      - uses: peter-evans/enable-pull-request-automerge@v3
+        with:
+          pull-request-number: ${{ github.event.pull_request.number }}

.github/workflows/update-ytdl.yml

@@ -2,7 +2,7 @@ name: update-ytdl
 
 on:
   workflow_dispatch:
-    branches: ytdl-update-automated
+    branches: main
   schedule:
     - cron: '0 0 * * *'
 
@@ -24,7 +24,3 @@ jobs:
             title: 'build(ytdl): Upgrade ytdl package (automated)'
             branch: 'ytdl-update-automated'
             commit-message: 'build(ytdl): Upgrade ytdl package (automated)'
-      - name: Merge ytdl-update-automated PR
-        run: gh pr merge --merge --auto "1"
-        env:
-          GH_TOKEN: ${{ github.token }}