actions: Merge

.github/workflows/build.yml

@@ -70,3 +70,19 @@ jobs:
         uses: hmarr/auto-approve-action@master
         with:
           github-token: "${{ secrets.GITHUB_TOKEN }}"
+
+  merge:
+    name: Merge
+    needs: approve
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Integration check
+      if: github.actor == 'OpenOSRS'
+      uses: squalrus/merge-bot@v0.2.0
+      with:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        reviewers: false
+        labels: automated pull request
+        method: merge
+