Add issue management automations

.github/workflows/closed-issue-message.yml

@@ -3,37 +3,30 @@ name: Closed Issue Message
 on:
   issues:
     types: [closed]
-  pull_request_target:
-    types: [closed]
 
 permissions:
   issues: write
-  pull-requests: write
 
 jobs:
   post-message-and-lock:
     runs-on: ubuntu-latest
     steps:
-      - uses: aws-actions/closed-issue-message@v2
-        with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-          issue-message: |
-            ⚠️ This issue has been closed. If you have a similar problem, please [open a new issue](../../issues/new/choose) and include relevant details so we can investigate properly.
-
-            Comments on closed issues are hard for our team to track. A new issue ensures you get the attention you need.
-          pr-message: |
-            ⚠️ This pull request has been closed. If you'd like to continue this work, please open a new PR referencing this one for context.
-
       - uses: actions/github-script@v7
         with:
           script: |
             const { owner, repo } = context.repo;
-            const number = context.issue?.number || context.payload.pull_request?.number;
-            if (number) {
-              await github.rest.issues.lock({
-                owner,
-                repo,
-                issue_number: number,
-                lock_reason: 'resolved'
-              });
-            }
+            const number = context.issue.number;
+
+            await github.rest.issues.createComment({
+              owner,
+              repo,
+              issue_number: number,
+              body: '⚠️ This issue has been closed. If you have a similar problem, please [open a new issue](../../issues/new/choose) and include relevant details so we can investigate properly.\n\nComments on closed issues are hard for our team to track. A new issue ensures you get the attention you need.'
+            });
+
+            await github.rest.issues.lock({
+              owner,
+              repo,
+              issue_number: number,
+              lock_reason: 'resolved'
+            });