chore(ci): label FTC-closed PRs as needs-issue (#7249)

.github/CONTRIBUTING.md

@@ -104,7 +104,7 @@ chore(deps): bump pydantic to 2.11
 - PRs over 500 lines are labeled `size/XL` automatically
 - Title must follow the same conventional commit format
 - Link related issues where applicable (`#123`, `Fixes #123`, or the issue URL)
-- First-time contributors must open or pick an existing **open** issue first, then mention it in the PR title or body (for example `#123`). PRs without a linked open issue are closed automatically.
+- First-time contributors must open or pick an existing **open** issue first, then mention it in the PR title or body (for example `#123`). PRs without a linked open issue are closed automatically and labeled `needs-issue`.
 
 ## Testing
 

.github/pull_request_template.md

@@ -4,7 +4,8 @@ Fixes #
 
 <!--
 First-time contributors must mention an existing open issue in this repo
-(for example #123). PRs without a linked open issue are closed automatically.
+(for example #123). PRs without a linked open issue are closed automatically
+and labeled needs-issue.
 -->
 
 ## Summary

.github/workflows/ftc-require-issue.yml

@@ -6,7 +6,7 @@ on:
 
 permissions:
   pull-requests: write
-  issues: read
+  issues: write
 
 concurrency:
   group: ftc-require-issue-${{ github.event.pull_request.number }}
@@ -114,6 +114,19 @@ jobs:
               ],
               check=True,
           )
+          subprocess.run(
+              [
+                  "gh",
+                  "pr",
+                  "edit",
+                  pr_number,
+                  "--repo",
+                  repo,
+                  "--add-label",
+                  "needs-issue",
+              ],
+              check=True,
+          )
           subprocess.run(
               ["gh", "pr", "close", pr_number, "--repo", repo],
               check=True,