Added rebase-needed bot

.asf.yaml

@@ -22,7 +22,7 @@ notifications:
   jira_options: link label worklog
 github:
   description: "Official Rust implementation of Apache Arrow"
-    homepage: https://arrow.apache.org/
+  homepage: https://arrow.apache.org/
   enabled_merge_buttons:
     squash: true
     merge: false

.github/workflows/dev_pr.yml

@@ -18,15 +18,7 @@
 name: Dev PR
 
 on:
-  # TODO: Enable this when eps1lon/actions-label-merge-conflict is available.
-  # push:
-  #   branches:
-  #     - master
-  pull_request_target:
-    types:
-      - opened
-      - edited
-      - synchronize
+  pull_request:
 
 jobs:
   process:
@@ -35,30 +27,6 @@ jobs:
     steps:
       - uses: actions/checkout@v2
 
-      - name: Comment JIRA link
-        if: |
-          github.event_name == 'pull_request_target' &&
-            (github.event.action == 'opened' ||
-             github.event.action == 'edited')
-        uses: actions/github-script@v3
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          script: |
-            const script = require(`${process.env.GITHUB_WORKSPACE}/.github/workflows/dev_pr/link.js`);
-            script({github, context});
-
-      - name: Check title
-        if: |
-          github.event_name == 'pull_request_target' &&
-            (github.event.action == 'opened' ||
-             github.event.action == 'edited')
-        uses: actions/github-script@v3
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          script: |
-            const script = require(`${process.env.GITHUB_WORKSPACE}/.github/workflows/dev_pr/title_check.js`);
-            script({github, context});
-
       - name: Assign GitHub labels
         if: |
           github.event_name == 'pull_request_target' &&
@@ -70,14 +38,8 @@ jobs:
           configuration-path: .github/workflows/dev_pr/labeler.yml
           sync-labels: true
 
-      # TODO: Enable this when eps1lon/actions-label-merge-conflict is available.
-      # - name: Checks if PR needs rebase
-      #   if: |
-      #     github.event_name == 'push' ||
-      #     (github.event_name == 'pull_request_target' &&
-      #        (github.event.action == 'opened' ||
-      #         github.event.action == 'synchronize'))
-      #   uses: eps1lon/actions-label-merge-conflict@releases/2.x
-      #   with:
-      #     dirtyLabel: "needs-rebase"
-      #     repoToken: "${{ secrets.GITHUB_TOKEN }}"
+      - name: Checks if PR needs rebase
+        uses: eps1lon/actions-label-merge-conflict@releases/2.x
+        with:
+          dirtyLabel: "needs-rebase"
+          repoToken: "${{ secrets.GITHUB_TOKEN }}"