feat: 重构 memory 系统，支持 user memory 和 work memory 分离

backend/src/schemas/memories/__init__.py

@@ -2,10 +2,19 @@ from __future__ import annotations
 
 from datetime import datetime
 from enum import Enum
-from typing import Any, ClassVar, Literal
+from typing import ClassVar, Literal
 from uuid import UUID
 
-from pydantic import BaseModel, ConfigDict, Field
+from pydantic import BaseModel, ConfigDict
+
+from schemas.memories.memory_content import (
+    TeamMember,
+    UserMemoryContent,
+    UserPreferences,
+    WorkHabit,
+    WorkProfileContent,
+    WorkProject,
+)
 
 
 class MemoryType(str, Enum):
@@ -13,12 +22,6 @@ class MemoryType(str, Enum):
     WORK = "work"
 
 
-class MemorySource(str, Enum):
-    MANUAL = "manual"
-    AGENT = "agent"
-    IMPORTED = "imported"
-
-
 class MemoryStatus(str, Enum):
     ACTIVE = "active"
     DISABLED = "disabled"
@@ -33,38 +36,20 @@ class MemoryModel(BaseModel):
     owner_id: UUID
     agent_id: UUID | None = None
     memory_type: Literal["user", "work"]
-    title: str | None = None
-    content: dict[str, Any]
-    source: MemorySource
+    content: UserMemoryContent | WorkProfileContent
     status: MemoryStatus
     created_at: datetime
     updated_at: datetime
 
 
-class MemoryContext(BaseModel):
-    model_config: ClassVar[ConfigDict] = ConfigDict(extra="forbid")
-
-    memory_type: MemoryType
-    source: MemorySource
-    title: str | None = None
-    content: dict[str, Any]
-    created_at: datetime
-    updated_at: datetime
-
-
-class MemoryListResponse(BaseModel):
-    model_config: ClassVar[ConfigDict] = ConfigDict(extra="forbid")
-
-    owner_id: UUID
-    memories: list[MemoryContext] = Field(default_factory=list)
-    total: int
-
-
 __all__ = [
-    "MemoryContext",
-    "MemoryListResponse",
     "MemoryModel",
-    "MemorySource",
     "MemoryStatus",
     "MemoryType",
+    "TeamMember",
+    "UserMemoryContent",
+    "UserPreferences",
+    "WorkHabit",
+    "WorkProfileContent",
+    "WorkProject",
 ]