WIP: Add timestamp to comments and fix frontend errors

api/src/rehearsalhub/schemas/comment.py

@@ -8,6 +8,7 @@ from pydantic import BaseModel, ConfigDict
 
 class SongCommentCreate(BaseModel):
     body: str
+    timestamp: float | None = None
 
 
 class SongCommentRead(BaseModel):
@@ -18,6 +19,7 @@ class SongCommentRead(BaseModel):
     body: str
     author_id: uuid.UUID
     author_name: str
+    timestamp: float | None
     created_at: datetime
 
     @classmethod
@@ -28,5 +30,6 @@ class SongCommentRead(BaseModel):
             body=getattr(c, "body"),
             author_id=getattr(c, "author_id"),
             author_name=getattr(getattr(c, "author"), "display_name"),
+            timestamp=getattr(c, "timestamp"),
             created_at=getattr(c, "created_at"),
         )