diff --git a/go-backend/cmd/api/main.go b/go-backend/cmd/api/main.go
index b70ff5b..be3eaf4 100644
--- a/go-backend/cmd/api/main.go
+++ b/go-backend/cmd/api/main.go
@@ -171,6 +171,9 @@ func main() {
 	r.GET("/ping", func(c *gin.Context) {
 		c.String(200, "pong")
 	})
+	r.GET("/health", func(c *gin.Context) {
+		c.JSON(200, gin.H{"status": "ok"})
+	})
 
 	v1 := r.Group("/api/v1")
 	{
diff --git a/go-backend/internal/repository/post_repository.go b/go-backend/internal/repository/post_repository.go
index 893ecbd..25c3b50 100644
--- a/go-backend/internal/repository/post_repository.go
+++ b/go-backend/internal/repository/post_repository.go
@@ -134,7 +134,8 @@ func (r *PostRepository) GetFeed(ctx context.Context, userID string, categorySlu
 			p.created_at,
 			pr.handle as author_handle, pr.display_name as author_display_name, COALESCE(pr.avatar_url, '') as author_avatar_url,
 			COALESCE(m.like_count, 0) as like_count, COALESCE(m.comment_count, 0) as comment_count,
-			CASE WHEN ($4::text) != '' THEN EXISTS(SELECT 1 FROM public.post_likes WHERE post_id = p.id AND user_id = NULLIF($4::text, '')::uuid) ELSE FALSE END as is_liked
+			CASE WHEN ($4::text) != '' THEN EXISTS(SELECT 1 FROM public.post_likes WHERE post_id = p.id AND user_id = NULLIF($4::text, '')::uuid) ELSE FALSE END as is_liked,
+			p.allow_chain, p.visibility
 		FROM public.posts p
 		JOIN public.profiles pr ON p.author_id = pr.id
 		LEFT JOIN public.post_metrics m ON p.id = m.post_id
@@ -166,6 +167,7 @@ func (r *PostRepository) GetFeed(ctx context.Context, userID string, categorySlu
 			&p.ID, &p.AuthorID, &p.CategoryID, &p.Body, &p.ImageURL, &p.VideoURL, &p.ThumbnailURL, &p.DurationMS, &p.Tags, &p.CreatedAt,
 			&p.AuthorHandle, &p.AuthorDisplayName, &p.AuthorAvatarURL,
 			&p.LikeCount, &p.CommentCount, &p.IsLiked,
+			&p.AllowChain, &p.Visibility,
 		)
 		if err != nil {
 			return nil, err
@@ -588,7 +590,7 @@ func (r *PostRepository) GetPostChain(ctx context.Context, rootID string) ([]mod
 			WHERE p.deleted_at IS NULL
 		)
 		SELECT 
-			id, author_id, category_id, body, image_url, video_url, thumbnail_url, duration_ms, tags, created_at,
+			id, author_id, category_id, body, image_url, video_url, thumbnail_url, duration_ms, tags, created_at, chain_parent_id, -- Fixed: Added chain_parent_id
 			author_handle, author_display_name, author_avatar_url,
 			like_count, comment_count, FALSE as is_liked
 		FROM object_chain
@@ -603,8 +605,9 @@ func (r *PostRepository) GetPostChain(ctx context.Context, rootID string) ([]mod
 	var posts []models.Post
 	for rows.Next() {
 		var p models.Post
+		// Fixed: Added Scan for &p.ChainParentID
 		err := rows.Scan(
-			&p.ID, &p.AuthorID, &p.CategoryID, &p.Body, &p.ImageURL, &p.VideoURL, &p.ThumbnailURL, &p.DurationMS, &p.Tags, &p.CreatedAt,
+			&p.ID, &p.AuthorID, &p.CategoryID, &p.Body, &p.ImageURL, &p.VideoURL, &p.ThumbnailURL, &p.DurationMS, &p.Tags, &p.CreatedAt, &p.ChainParentID,
 			&p.AuthorHandle, &p.AuthorDisplayName, &p.AuthorAvatarURL,
 			&p.LikeCount, &p.CommentCount, &p.IsLiked,
 		)