fix: utctime for Chemistry

main.py

@@ -1,7 +1,16 @@
 from datetime import datetime, timezone
-from fastapi import FastAPI, status
+from fastapi import APIRouter, FastAPI, status
 from fastapi.staticfiles import StaticFiles
-from sqlmodel import ARRAY, Column, SQLModel, Field, Session, String, create_engine
+from sqlmodel import (
+    ARRAY,
+    Column,
+    SQLModel,
+    Field,
+    Session,
+    String,
+    create_engine,
+    select,
+)
 from fastapi.middleware.cors import CORSMiddleware
 
 with open("db.secrets", "r") as f:
@@ -26,19 +35,19 @@ app.add_middleware(
 )
 
 
+def utctime():
+    return datetime.now(tz=timezone.utc)
+
+
 class Chemistry(SQLModel, table=True):
     id: int | None = Field(default=None, primary_key=True)
-    time: datetime | None = Field(default_factory=datetime.now)
+    time: datetime | None = Field(default_factory=utctime)
     user: str
     love: list[str] = Field(sa_column=Column(ARRAY(String)))
     hate: list[str] = Field(sa_column=Column(ARRAY(String)))
     undecided: list[str] = Field(sa_column=Column(ARRAY(String)))
 
 
-def utctime():
-    return datetime.now(tz=timezone.utc)
-
-
 class MVPRanking(SQLModel, table=True):
     id: int | None = Field(default=None, primary_key=True)
     time: datetime | None = Field(default_factory=utctime)