feat: 增强日历功能并集成 AgentScope 代理服务

backend/src/v1/schedule_items/schemas.py

@@ -2,6 +2,7 @@ from __future__ import annotations
 
 from datetime import datetime
 from enum import Enum
+from typing import Literal
 from typing import ClassVar
 from uuid import UUID
 
@@ -14,6 +15,8 @@ class AttachmentType(str, Enum):
 
 
 class ScheduleItemMetadataAttachment(BaseModel):
+    model_config: ClassVar[ConfigDict] = ConfigDict(extra="forbid")
+
     name: str
     type: AttachmentType
     visible_to: list[UUID] = Field(default_factory=list)
@@ -23,11 +26,13 @@ class ScheduleItemMetadataAttachment(BaseModel):
 
 
 class ScheduleItemMetadata(BaseModel):
-    color: str | None = None
+    model_config: ClassVar[ConfigDict] = ConfigDict(extra="forbid")
+
+    color: str | None = Field(default=None, pattern=r"^#[0-9A-Fa-f]{6}$")
     location: str | None = None
     notes: str | None = None
     attachments: list[ScheduleItemMetadataAttachment] = Field(default_factory=list)
-    version: int = 1
+    version: Literal[1] = 1
 
 
 class ScheduleItemStatus(str, Enum):