Add early exit for issues with existing linked PRs

Author: DavidWells

.github/workflows/claude.yml

@@ -263,6 +263,14 @@ jobs:
           echo "📊 Change statistics:"
           git diff --stat origin/${{ steps.context-info.outputs.base-ref }}..HEAD || echo "Failed to get stats"
 
+      - name: Exit early if Issue already has linked PR
+        id: exit-early
+        if: |
+          steps.context-info.outputs.is-pr == 'false' && steps.context-info.outputs.has-linked-pr == 'true'
+        run: |
+          echo "Issue already has linked PR. Exiting early."
+          exit 0
+
       - name: Get Project Information
         id: project-info
         run: |
@@ -750,7 +758,7 @@ jobs:
         # The 'if' condition is now correctly chained.
         if: |
           steps.claude.outcome == 'success' 
-          && steps.context-info.outputs.is-pr == 'false' 
+          && steps.context-info.outputs.is-pr == 'false'
           && steps.claude.outputs.claude_branch_name 
           && steps.check-changes.outputs.has-changes == 'true'
         uses: actions/github-script@v7