feat: enhance agent orchestration, knowledge flow and UI refinements

backend/app/schemas/agent.py

@@ -41,6 +41,7 @@ class AgentConfigUpdate(BaseModel):
     description: str | None = None
     system_prompt: str | None = None
     enabled: bool | None = None
+    selected_skill_ids: list[str] | None = None
 
 
 class AgentConfigOut(BaseModel):
@@ -51,5 +52,6 @@ class AgentConfigOut(BaseModel):
     system_prompt: str
     enabled: bool
     is_active: bool
+    selected_skill_ids: list[str]
 
     model_config = {"from_attributes": True}

backend/app/schemas/goal.py

@@ -0,0 +1,35 @@
+from datetime import date, datetime
+
+from pydantic import BaseModel
+
+from app.models.goal import GoalStatus
+
+
+class GoalCreate(BaseModel):
+    title: str
+    goal_date: date
+    note: str | None = None
+    status: GoalStatus = GoalStatus.ACTIVE
+
+
+class GoalUpdate(BaseModel):
+    title: str | None = None
+    goal_date: date | None = None
+    note: str | None = None
+    status: GoalStatus | None = None
+
+
+class GoalOut(BaseModel):
+    id: str
+    title: str
+    note: str | None
+    goal_date: str
+    status: GoalStatus
+    created_at: datetime
+    updated_at: datetime
+
+    model_config = {"from_attributes": True}
+
+
+class GoalListOut(BaseModel):
+    items: list[GoalOut]

backend/app/schemas/reminder.py

@@ -0,0 +1,40 @@
+from datetime import date, datetime
+
+from pydantic import BaseModel
+
+from app.models.reminder import ReminderStatus
+
+
+class ReminderCreate(BaseModel):
+    title: str
+    reminder_at: datetime
+    note: str | None = None
+
+
+class ReminderUpdate(BaseModel):
+    title: str | None = None
+    reminder_at: datetime | None = None
+    note: str | None = None
+    status: ReminderStatus | None = None
+    is_dismissed: bool | None = None
+
+
+class ReminderOut(BaseModel):
+    id: str
+    title: str
+    note: str | None
+    reminder_at: datetime
+    status: ReminderStatus
+    is_dismissed: bool
+    created_at: datetime
+    updated_at: datetime
+
+    model_config = {"from_attributes": True}
+
+
+class ReminderListOut(BaseModel):
+    items: list[ReminderOut]
+
+
+class ReminderDateQuery(BaseModel):
+    date: date

backend/app/schemas/schedule_center.py

@@ -0,0 +1,33 @@
+from datetime import datetime
+
+from pydantic import BaseModel
+
+from app.schemas.goal import GoalOut
+from app.schemas.reminder import ReminderOut
+from app.schemas.task import TaskOut
+from app.schemas.todo import TodoOut
+
+
+class ScheduleCenterDaySummary(BaseModel):
+    date: str
+    todo_total: int
+    todo_completed: int
+    task_due_total: int
+    high_priority_total: int
+    reminder_total: int
+    goal_total: int
+
+
+class ScheduleCenterMonthOut(BaseModel):
+    month: str
+    days: list[ScheduleCenterDaySummary]
+
+
+class ScheduleCenterDateOut(BaseModel):
+    date: str
+    todos: list[TodoOut]
+    tasks: list[TaskOut]
+    reminders: list[ReminderOut]
+    goals: list[GoalOut]
+    summary: ScheduleCenterDaySummary
+    generated_at: datetime

backend/app/schemas/settings.py

@@ -10,7 +10,8 @@ LLMType = Literal["chat", "vlm", "embedding", "rerank"]
 # 单个模型配置
 class LLMModelConfig(BaseModel):
     name: str = ""  # 模型名称/别名，用于标识
-    provider: LLMProviderType = "openai"
+    # provider 已废弃为必填字段：优先通过 base_url + model 推断。
+    provider: Optional[LLMProviderType] = None
     model: str = ""
     base_url: str = ""
     api_key: str = ""
@@ -52,7 +53,8 @@ class SettingsOut(BaseModel):
 # 测试 LLM 连接请求
 class LLMTestIn(BaseModel):
     type: LLMType
-    provider: LLMProviderType
+    # provider 已废弃为必填字段：优先通过 base_url + model 推断。
+    provider: Optional[LLMProviderType] = None
     model: str
     base_url: str
     api_key: str

backend/app/schemas/skill.py

@@ -1,3 +1,4 @@
+from datetime import datetime
 from pydantic import BaseModel
 from typing import Optional
 
@@ -6,7 +7,7 @@ class SkillCreate(BaseModel):
     name: str
     description: Optional[str] = None
     instructions: str
-    agent_type: str  # master/planner/executor/librarian/analyst
+    agent_type: str  # master/schedule_planner/executor/librarian/analyst
     tools: list[str] = []
     required_context: list[str] = []
     output_format: Optional[str] = None
@@ -39,10 +40,11 @@ class SkillOut(BaseModel):
     required_context: list[str]
     output_format: Optional[str]
     visibility: str
+    is_builtin: bool
     team_id: Optional[str]
     is_active: bool
     owner_id: str
-    created_at: str
-    updated_at: str
+    created_at: datetime
+    updated_at: datetime
 
     model_config = {"from_attributes": True}

backend/app/schemas/todo.py

@@ -1,15 +1,19 @@
+from datetime import date, datetime
+
 from pydantic import BaseModel
-from datetime import datetime
+
 from app.models.todo import TodoSource
 
 
 class TodoCreate(BaseModel):
     title: str
+    todo_date: date | None = None
 
 
 class TodoUpdate(BaseModel):
     title: str | None = None
     is_completed: bool | None = None
+    todo_date: date | None = None
 
 
 class TodoOut(BaseModel):