Merge fix/three-bugs-2026-03-22: accept task_code/milestone_code as identifiers, add /config/status endpoint

app/api/routers/comments.py

@@ -51,8 +51,16 @@ def create_comment(comment: schemas.CommentCreate, db: Session = Depends(get_db)
 
 
 @router.get("/tasks/{task_id}/comments")
-def list_comments(task_id: int, db: Session = Depends(get_db)):
-    comments = db.query(models.Comment).filter(models.Comment.task_id == task_id).all()
+def list_comments(task_id: str, db: Session = Depends(get_db)):
+    """List comments for a task. task_id can be numeric id or task_code."""
+    try:
+        tid = int(task_id)
+    except (ValueError, TypeError):
+        task = db.query(Task).filter(Task.task_code == task_id).first()
+        if not task:
+            raise HTTPException(status_code=404, detail="Task not found")
+        tid = task.id
+    comments = db.query(models.Comment).filter(models.Comment.task_id == tid).all()
     result = []
     for c in comments:
         author = db.query(models.User).filter(models.User.id == c.author_id).first()