feat(feed): auto-discover feed URLs from HTML pages

When an HTML page is provided instead of a direct feed URL, parse
<link rel="alternate"> tags to find RSS/Atom feeds. Atom is preferred
over RSS when both are present.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/backend/api/handler_feeds.go b/backend/api/handler_feeds.go
index f0a8785..4d16e4b 100644
--- a/backend/api/handler_feeds.go
+++ b/backend/api/handler_feeds.go
@@ -46,14 +46,14 @@ func (h *Handler) FeedsAddFeed(ctx context.Context, request FeedsAddFeedRequestO
 		return nil, fmt.Errorf("authentication required")
 	}
 
-	f, err := feed.Fetch(ctx, request.Body.Url)
+	result, err := feed.Fetch(ctx, request.Body.Url)
 	if err != nil {
 		return FeedsAddFeed400JSONResponse{Message: fmt.Sprintf("failed to parse feed: %v", err)}, nil
 	}
 
 	dbFeed, err := h.Queries.CreateFeed(ctx, db.CreateFeedParams{
-		Url:       request.Body.Url,
-		Title:     f.Title,
+		Url:       result.URL,
+		Title:     result.Feed.Title,
 		FetchedAt: time.Now().UTC().Format(time.RFC3339),
 		UserID:    userID,
 	})
@@ -61,7 +61,7 @@ func (h *Handler) FeedsAddFeed(ctx context.Context, request FeedsAddFeedRequestO
 		return FeedsAddFeed400JSONResponse{Message: fmt.Sprintf("failed to insert feed: %v", err)}, nil
 	}
 
-	if err := feed.Sync(ctx, h.Queries, dbFeed.ID, f); err != nil {
+	if err := feed.Sync(ctx, h.Queries, dbFeed.ID, result.Feed); err != nil {
 		return FeedsAddFeed400JSONResponse{Message: fmt.Sprintf("failed to sync articles: %v", err)}, nil
 	}