chore: migrate stale check to use stale github action

Signed-off-by: Suraj Nath <9503187+electron0zero@users.noreply.github.com>

.github/stale.yml

@@ -1,56 +0,0 @@
-# Configuration for probot-stale - https://github.com/probot/stale
-
-# Number of days of inactivity before an Issue or Pull Request becomes stale
-daysUntilStale: 60
-
-# Number of days of inactivity before an Issue or Pull Request with the stale label is closed.
-# Set to false to disable. If disabled, issues still need to be closed manually, but will remain marked as stale.
-daysUntilClose: false
-
-# Only issues or pull requests with all of these labels are check if stale. Defaults to `[]` (disabled)
-onlyLabels: []
-
-# Issues or Pull Requests with these labels will never be considered stale. Set to `[]` to disable
-exemptLabels:
-  - keepalive
-
-# Set to true to ignore issues in a project (defaults to false)
-exemptProjects: false
-
-# Set to true to ignore issues in a milestone (defaults to false)
-exemptMilestones: false
-
-# Set to true to ignore issues with an assignee (defaults to false)
-exemptAssignees: false
-
-# Label to use when marking as stale
-staleLabel: stale
-
-# Comment to post when marking as stale. Set to `false` to disable
-markComment: false
-
-# Comment to post when removing the stale label.
-# unmarkComment: >
-#   Your comment here.
-
-# Comment to post when closing a stale Issue or Pull Request.
-# closeComment: >
-#   Your comment here.
-
-# Limit the number of actions per hour, from 1-30. Default is 30
-limitPerRun: 30
-
-# Limit to only `issues` or `pulls`
-only: pulls
-
-# Optionally, specify configuration settings that are specific to just 'issues' or 'pulls':
-# pulls:
-#   daysUntilStale: 30
-#   markComment: >
-#     This pull request has been automatically marked as stale because it has not had
-#     recent activity. It will be closed if no further activity occurs. Thank you
-#     for your contributions.
-
-# issues:
-#   exemptLabels:
-#     - confirmed

.github/workflows/stale.yml

@@ -0,0 +1,32 @@
+name: Stale Check
+on:
+  workflow_dispatch: {}
+  schedule:
+    - cron: '0 0 * * *'
+permissions:
+  issues: write
+  pull-requests: write
+jobs:
+  stale:
+    # only run on repos in prometheus org, and skip this workflow in forks.
+    if: github.repository_owner == 'prometheus'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale@v9
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          # opt out of defaults to avoid marking issues as stale and closing them
+          # https://github.com/actions/stale#days-before-close
+          # https://github.com/actions/stale#days-before-stale
+          days-before-stale: -1
+          days-before-close: -1
+          # Setting it to empty string to skip comments.
+          # https://github.com/actions/stale#stale-pr-message
+          # https://github.com/actions/stale#stale-issue-message
+          stale-pr-message: ''
+          stale-issue-message: ''
+          operations-per-run: 30
+          # override days-before-stale, for only marking the pull requests as stale
+          days-before-pr-stale: 60
+          stale-pr-label: stale
+          exempt-pr-labels: keepalive