Action to manage needinfo issues

.github/workflows/needinfo-remove.yml

@@ -0,0 +1,25 @@
+---
+name: Remove needinfo label
+
+on:
+  issue_comment:
+    types:
+      - created
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    if: |
+      github.event.comment.author_association != 'OWNER' &&
+      github.event.comment.author_association != 'COLLABORATOR'
+    steps:
+      - name: Remove needinfo label
+        uses: octokit/[email protected]
+        continue-on-error: true
+        with:
+          route: DELETE /repos/:repository/issues/:issue/labels/:label
+          repository: ${{ github.repository }}
+          issue: ${{ github.event.issue.number }}
+          label: needinfo
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/needinfo-stale.yml

@@ -0,0 +1,21 @@
+---
+name: Close old issues with the needinfo tag
+
+on:
+  schedule:
+    - cron: "0 0 * * *"
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Close old issues with the needinfo tag
+        uses: dwieeb/needs-reply@v2
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          issue-label: needinfo
+          close-message: >
+            It looks like we haven't heard back on this issue, therefore we are
+            closing this issue. If this problem persists in the latest version
+            of ical.js, please re-open this issue.