Add ServerTime schema

schemas/servertime.py

@@ -0,0 +1,17 @@
+from pydantic import BaseModel, Field
+from datetime import datetime
+
+class ServerTimeBase(BaseModel):
+    current_time: datetime = Field(default_factory=datetime.now, description="Current server timestamp")
+
+class ServerTimeCreate(ServerTimeBase):
+    pass
+
+class ServerTime(ServerTimeBase):
+    class Config:
+        orm_mode = True
+        schema_extra = {
+            "example": {
+                "current_time": "2024-01-20T12:00:00.000Z"
+            }
+        }