[ci] Stop automatically marking issues and PRs stale (#1964)

.github/workflows/community-stale.yml

@@ -1,34 +0,0 @@
-name: Close Stale Issues and PRs
-
-on:
-  schedule:
-    # Daily at 1:30 AM UTC
-    - cron: '30 1 * * *'
-
-jobs:
-  stale:
-    if: github.repository == 'hao-ai-lab/FastVideo'
-    permissions:
-      issues: write
-      pull-requests: write
-      actions: write
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/stale@997185467fa4f803885201cee163a9f38240193d # v10.1.1
-        with:
-          operations-per-run: 500
-
-          exempt-draft-pr: true
-          exempt-issue-labels: 'keep-open,pinned,security,Bug,RFC'
-          exempt-pr-labels: 'keep-open,pinned'
-
-          labels-to-add-when-unstale: 'unstale'
-          labels-to-remove-when-stale: 'unstale'
-
-          days-before-issue-stale: 90
-          days-before-issue-close: 30
-          stale-issue-label: 'stale'
-
-          days-before-pr-stale: 60
-          days-before-pr-close: 14
-          stale-pr-label: 'stale'

docs/contributing/ci_architecture.md

@@ -461,12 +461,11 @@ The reusable implementation lives in
 | Workflow | Trigger | Purpose |
 |---|---|---|
 | `community-issue-labeler.yml` | Issue opened or edited | Adds scope/platform labels from issue keywords. |
-| `community-stale.yml` | Daily | Labels/closes stale items with exemptions. |
 
 None of these automations post comments or messages on issues or pull
-requests; they only set labels and close stale items. Keep it that way: new
-automation must report through checks, commit statuses, or labels instead of
-PR/issue comments.
+requests; they only set labels. Issues and pull requests are never marked
+stale or closed automatically. Keep it that way: new automation must report
+through checks, commit statuses, or labels instead of PR/issue comments.
 
 ## File Reference