Post changeset review issues as inline file comments

.changeset/test-bad-changeset.md

@@ -0,0 +1,7 @@
+---
+"wrangler": minor
+---
+
+# fix bug
+
+update stuff

.changeset/test-good-changeset.md

@@ -0,0 +1,7 @@
+---
+"wrangler": patch
+---
+
+Fix `wrangler dev` failing when configuration file contains trailing commas
+
+Previously, `wrangler dev` would crash with a JSON parse error if `wrangler.json` contained trailing commas in arrays or objects. Since JSONC supports trailing commas, this is now handled correctly by using a JSONC-aware parser.

.github/workflows/changeset-review.yml

@@ -44,6 +44,38 @@ jobs:
           # Recover deleted files so Claude can read them (needed for Version Packages PRs)
           recover_deleted_files: ${{ github.event.pull_request.title == 'Version Packages' }}
 
+      - name: Clean up prior changeset reviews
+        if: github.event.pull_request.title == 'Version Packages' || steps.changed-changesets.outputs.added_files_count > 0
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          PR_NUMBER: ${{ github.event.pull_request.number }}
+          REPO: ${{ github.repository }}
+        run: |
+          COMMENTS=$(gh api "repos/${REPO}/issues/${PR_NUMBER}/comments" --paginate | jq -s 'add')
+
+          # Delete sticky OK comments (identified by embedded HTML marker)
+          echo "$COMMENTS" | jq -r '.[] | select(.body | contains("<!-- changeset-review -->")) | .id' | while read -r COMMENT_ID; do
+            echo "Deleting sticky OK comment ${COMMENT_ID}"
+            gh api "repos/${REPO}/issues/comments/${COMMENT_ID}" -X DELETE || true
+          done
+
+          # Find marker comments from prior issue-review runs, delete the associated review comments and the marker
+          echo "$COMMENTS" | jq -c '.[] | select(.body | contains("<!-- changeset-review-marker"))' | while read -r ITEM; do
+            COMMENT_ID=$(echo "$ITEM" | jq -r '.id')
+            BODY=$(echo "$ITEM" | jq -r '.body')
+            REVIEW_ID=$(echo "$BODY" | grep -oP '(?<=review-id:)\d+')
+            if [ -n "$REVIEW_ID" ]; then
+              echo "Deleting comments on prior review ${REVIEW_ID}"
+              # Submitted reviews cannot be deleted via the API; delete each review comment individually instead
+              gh api "repos/${REPO}/pulls/${PR_NUMBER}/reviews/${REVIEW_ID}/comments" \
+                | jq -r '.[].id' | while read -r RC_ID; do
+                  gh api "repos/${REPO}/pulls/comments/${RC_ID}" -X DELETE || true
+                done
+            fi
+            echo "Deleting marker comment ${COMMENT_ID}"
+            gh api "repos/${REPO}/issues/comments/${COMMENT_ID}" -X DELETE || true
+          done
+
       - name: Review Changesets with OpenCode
         id: opencode-review
         # Run for Version Packages PRs (which delete changesets) or regular PRs with new changesets
@@ -69,20 +101,66 @@ jobs:
             5. **Dependabot**: Do not validate dependency update changesets for create-cloudflare
             6. **Experimental features**: Changesets for experimental features should include note on how users can opt in.
 
-            If all changesets pass, just output \"✅ All changesets look good\" - no need for a detailed checklist.
+            Write your review as JSON to \`changeset-review.json\` in this exact format (no other output):
+            {
+              \"status\": \"ok\",
+              \"summary\": \"✅ All changesets look good.\",
+              \"files\": []
+            }
+            or when there are issues:
+            {
+              \"status\": \"issues\",
+              \"summary\": \"⚠️ Issues found in N of M changesets.\",
+              \"files\": [
+                {
+                  \"path\": \".changeset/foo.md\",
+                  \"status\": \"issues\",
+                  \"comment\": \"<specific problems with this file>\"
+                }
+              ]
+            }
 
-            Do not review other files, only the changesets. This is specifically a changeset review action.
+            Only include files in the array when they have status \"issues\".
+            The top-level status must be \"issues\" if ANY file has issues, otherwise \"ok\".
+            Do not review other files, only the changesets. This is specifically a changeset review action."
 
-            If there are issues, output \"⚠️ Issues found\" followed by the specific problems.
+      - name: Post review results
+        if: steps.opencode-review.outcome == 'success'
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          PR_NUMBER: ${{ github.event.pull_request.number }}
+          REPO: ${{ github.repository }}
+          HEAD_SHA: ${{ github.event.pull_request.head.sha }}
+        run: |
+          STATUS=$(jq -r '.status' changeset-review.json)
+          SUMMARY=$(jq -r '.summary' changeset-review.json)
 
-            Write your review to changeset-review.md."
+          if [ "$STATUS" = "issues" ]; then
+            # Build the request body: file-level comments (subject_type: "file") for each problematic changeset
+            REQUEST_BODY=$(jq -n \
+              --arg commit_id "$HEAD_SHA" \
+              --argjson comments "$(jq '[.files[] | select(.status == "issues") | {path: .path, subject_type: "file", body: .comment}]' changeset-review.json)" \
+              '{commit_id: $commit_id, event: "COMMENT", body: "", comments: $comments}')
 
-      - name: Post review comment
-        if: steps.opencode-review.outcome == 'success'
-        uses: marocchino/sticky-pull-request-comment@773744901bac0e8cbb5a0dc842800d45e9b2b405 # v2
-        with:
-          header: changeset-review
-          path: changeset-review.md
+            # Post a pull request review with inline file-level comments
+            REVIEW_RESPONSE=$(echo "$REQUEST_BODY" | gh api "repos/${REPO}/pulls/${PR_NUMBER}/reviews" \
+              -X POST \
+              --input -)
+
+            REVIEW_ID=$(echo "$REVIEW_RESPONSE" | jq -r '.id')
+            echo "Posted review ${REVIEW_ID}"
+
+            # Post a hidden marker comment so the next run can find and delete this review
+            gh api "repos/${REPO}/issues/${PR_NUMBER}/comments" \
+              -X POST \
+              -f "body=<!-- changeset-review-marker review-id:${REVIEW_ID} -->"
+          else
+            # Post a normal (non-resolvable) PR comment with a hidden marker for cleanup
+            gh api "repos/${REPO}/issues/${PR_NUMBER}/comments" \
+              -X POST \
+              -f "body=<!-- changeset-review -->
+          ${SUMMARY}"
+          fi
 
       - name: Skip notice
         if: github.event.pull_request.title != 'Version Packages' && steps.changed-changesets.outputs.added_files_count == 0