Board: Fix mismatch between schema and query

models/thread.go

@@ -70,7 +70,7 @@ func GetThreadsByBoardID(db *sql.DB, boardID int) ([]Thread, error) {
 }
 
 func CreateThread(db *sql.DB, thread Thread) error {
-    query := "INSERT INTO threads (board_id, title, created_by_user_id, created_at, updated_at, type) VALUES (?, ?, ?, NOW(), NOW(), 'classic')"
+    query := "INSERT INTO threads (board_id, title, created_by_user_id, created_at, updated_at) VALUES (?, ?, ?, NOW(), NOW())"
     _, err := db.Exec(query, thread.BoardID, thread.Title, thread.CreatedByUserID)
     return err
 }