fix: address review findings

- Tighten timeline matching: also check ev.User.Login matches
  the review author (prevents collision on identical body prefix)
- Remove unused sharedTokenMode variable (inline condition)
- Aggregate resolution failures with warn-level summary

cmd/review-bot/main.go

@@ -320,17 +320,15 @@ func main() {
 	// 2. Then supersede old review with link to the new one
 	// Order matters: post first so we have the new review's URL for the supersede message.
 	var oldReviews []gitea.Review
-	var sharedTokenMode bool
 	if *reviewerName != "" {
 		existingReviews, err := giteaClient.ListReviews(ctx, owner, repoName, prNumber)
 		if err != nil {
 			slog.Warn("could not list existing reviews", "pr", prNumber, "error", err)
 		} else {
-			sharedTokenMode = hasSharedToken(existingReviews, sentinel)
-			if !sharedTokenMode {
-				oldReviews = findAllOwnReviews(existingReviews, sentinel)
-			} else {
+			if hasSharedToken(existingReviews, sentinel) {
 				slog.Warn("shared token mode: skipping supersede to avoid clobbering sibling review")
+			} else {
+				oldReviews = findAllOwnReviews(existingReviews, sentinel)
 			}
 		}
 	}
@@ -378,13 +376,14 @@ func main() {
 				slog.Warn("could not list old review comments for resolution", "review_id", oldReview.ID, "error", err)
 				continue
 			}
-			resolved := 0
+			resolved, failed := 0, 0
 			for _, c := range oldComments {
 				if c.ID == 0 {
 					continue
 				}
 				if err := giteaClient.ResolveComment(ctx, owner, repoName, c.ID); err != nil {
 					slog.Debug("could not resolve inline comment", "comment_id", c.ID, "error", err)
+					failed++
 				} else {
 					resolved++
 				}
@@ -392,6 +391,9 @@ func main() {
 			if resolved > 0 {
 				slog.Info("resolved old inline comments", "review_id", oldReview.ID, "count", resolved, "pr", prNumber)
 			}
+			if failed > 0 {
+				slog.Warn("some inline comments could not be resolved", "review_id", oldReview.ID, "failed", failed, "pr", prNumber)
+			}
 		}
 	}
 

gitea/client.go

@@ -442,6 +442,9 @@ func (c *Client) GetTimelineReviewCommentIDForReview(ctx context.Context, owner,
 	}
 	var review struct {
 		Body string `json:"body"`
+		User struct {
+			Login string `json:"login"`
+		} `json:"user"`
 	}
 	if err := json.Unmarshal(body, &review); err != nil {
 		return 0, fmt.Errorf("parse review %d: %w", reviewID, err)
@@ -474,7 +477,7 @@ func (c *Client) GetTimelineReviewCommentIDForReview(ctx context.Context, owner,
 			return 0, fmt.Errorf("parse timeline (page %d): %w", page, err)
 		}
 		for _, ev := range events {
-			if ev.Type == "review" && strings.HasPrefix(ev.Body, matchPrefix) {
+			if ev.Type == "review" && ev.User.Login == review.User.Login && strings.HasPrefix(ev.Body, matchPrefix) {
 				return ev.ID, nil
 			}
 		}