Setup Dependabot auto-merge workflow

.github/workflows/automerge.yml

@@ -0,0 +1,34 @@
+name: Dependabot Auto-Merge
+
+on:
+  pull_request:
+    types:
+      - opened
+      - synchronize
+      - reopened
+      - ready_for_review
+  workflow_dispatch:
+
+jobs:
+  dependabot-auto-merge:
+    name: Dependabot Auto-Merge
+    runs-on: ubuntu-latest
+    if: github.actor == 'dependabot[bot]'
+    permissions:
+      contents: write
+      pull-requests: write
+      issues: write
+    steps:
+      - name: Clone repository
+        uses: actions/checkout@v3
+
+      - name: Fetch Dependabot metadata
+        id: metadata
+        uses: dependabot/fetch-metadata@v1
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Enable auto-merge for pull request
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: gh pr merge --auto --rebase ${{ github.event.pull_request.html_url }}

.github/workflows/ci.yml

@@ -8,7 +8,7 @@ on:
       - 'TwitchBot.sln'
       - 'Dockerfile'
       - '.dockerignore'
-      - '.github/workflows/ci.yml'
+      - '.github/workflows/*.yml'
     branches:
       - '**'
     tags:

.github/workflows/codeql.yml

@@ -3,9 +3,9 @@ name: CodeQL
 on:
   push:
     paths:
-     - '**'
+      - '**'
     branches:
-     - '**'
+      - '**'
   schedule:
     - cron: '0 0 * * 0'