chore: update stale rules and apply on issues

[skip ci]

.github/stale.yml

@@ -1,34 +1,36 @@
 # Configuration for probot-stale - https://github.com/probot/stale
 
-# Number of days of inactivity before an Issue or Pull Request becomes stale
-daysUntilStale: 15
-
-# Number of days of inactivity before a stale Issue or Pull Request is closed.
-# Set to false to disable. If disabled, issues still need to be closed manually, but will remain marked as stale.
-daysUntilClose: 3
+# Label to use when marking as stale
+staleLabel: inactive
 
-# Issues or Pull Requests with these labels will never be considered stale. Set to `[]` to disable
-exemptLabels:
-  - hotfix
+# Limit the number of actions per hour, from 1-30. Default is 30
+limitPerRun: 10
 
 # Set to true to ignore issues in a project (defaults to false)
-exemptProjects: false
+exemptProjects: true
 
 # Set to true to ignore issues in a milestone (defaults to false)
 exemptMilestones: true
 
-# Label to use when marking as stale
-staleLabel: inactive
-
-# Comment to post when marking as stale. Set to `false` to disable
-markComment: >
-  This pull request has been automatically marked as stale because it has not had
-  recent activity. It will be closed within a week if no further activity occurs, but it
-  only takes a comment to keep a contribution alive :) Also, even if it is closed,
-  you can always reopen the PR when you're ready. Thank you for contributing.
-  
-# Limit the number of actions per hour, from 1-30. Default is 30
-limitPerRun: 30
-
-# Limit to only `issues` or `pulls`
-only: pulls
+pulls:
+  daysUntilStale: 15
+  daysUntilClose: 3
+  exemptLabels:
+    - hotfix
+  markComment: >
+    This pull request has been automatically marked as inactive because it has
+    not had recent activity. It will be closed within 3 days if no further
+    activity occurs, but it only takes a comment to keep a contribution alive
+    :) Also, even if it is closed, you can always reopen the PR when you're
+    ready. Thank you for contributing.
+
+issues:
+  daysUntilStale: 60
+  daysUntilClose: 7
+  exemptLabels:
+    - valid
+    - to-validate
+  markComment: >
+    This issue has been automatically marked as inactive because it has not had
+    recent activity and it wasn't validated by maintainer team. It will be
+    closed within a week if no further activity occurs.