Initial commit: KPI Management System Backend

Features:
- FastAPI backend with JWT authentication
- MySQL database with SQLAlchemy ORM
- KPI workflow: draft → pending → approved → evaluation → completed
- Ollama LLM API integration for AI features
- Gitea API integration for version control
- Complete API endpoints for KPI, dashboard, notifications

Tables: KPI_D_* prefix naming convention

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

app/schemas/kpi_sheet.py

@@ -0,0 +1,163 @@
+"""
+KPI 表單 Schemas
+"""
+from datetime import datetime
+from decimal import Decimal
+from typing import Optional, List
+from pydantic import BaseModel
+
+from app.schemas.employee import EmployeeSimple
+from app.schemas.kpi_item import KPIItemCreate, KPIItemResponse, SelfEvalItem, ManagerEvalItem
+
+
+class KPIPeriodBase(BaseModel):
+    """KPI 期間基本資訊"""
+
+    id: int
+    code: str
+    name: str
+
+
+class KPIPeriodResponse(KPIPeriodBase):
+    """KPI 期間回應"""
+
+    start_date: str
+    end_date: str
+    setting_start: str
+    setting_end: str
+    self_eval_start: Optional[str]
+    self_eval_end: Optional[str]
+    manager_eval_start: Optional[str]
+    manager_eval_end: Optional[str]
+    status: str
+
+    class Config:
+        from_attributes = True
+
+
+class KPISheetCreate(BaseModel):
+    """建立 KPI 表單"""
+
+    period_id: int
+    items: List[KPIItemCreate]
+
+
+class KPISheetUpdate(BaseModel):
+    """更新 KPI 表單"""
+
+    items: Optional[List[KPIItemCreate]] = None
+
+
+class KPISheetResponse(BaseModel):
+    """KPI 表單回應"""
+
+    id: int
+    employee: EmployeeSimple
+    period: KPIPeriodBase
+    department_id: int
+    status: str
+    items: List[KPIItemResponse]
+
+    # 提交資訊
+    submitted_at: Optional[datetime]
+
+    # 審核資訊
+    approved_by: Optional[int]
+    approved_at: Optional[datetime]
+    approve_comment: Optional[str]
+
+    # 退回資訊
+    rejected_by: Optional[int]
+    rejected_at: Optional[datetime]
+    reject_reason: Optional[str]
+
+    # 自評資訊
+    self_eval_at: Optional[datetime]
+
+    # 主管評核資訊
+    manager_eval_by: Optional[int]
+    manager_eval_at: Optional[datetime]
+    manager_eval_comment: Optional[str]
+
+    # 分數
+    total_score: Optional[Decimal]
+
+    created_at: datetime
+    updated_at: datetime
+
+    class Config:
+        from_attributes = True
+
+
+class KPISheetListItem(BaseModel):
+    """KPI 表單列表項目"""
+
+    id: int
+    employee: EmployeeSimple
+    period: KPIPeriodBase
+    status: str
+    total_score: Optional[Decimal]
+    submitted_at: Optional[datetime]
+    created_at: datetime
+
+    class Config:
+        from_attributes = True
+
+
+class ApproveRequest(BaseModel):
+    """審核通過請求"""
+
+    comment: Optional[str] = None
+
+
+class RejectRequest(BaseModel):
+    """退回請求"""
+
+    reason: str
+
+
+class SelfEvalRequest(BaseModel):
+    """自評請求"""
+
+    items: List[SelfEvalItem]
+
+
+class ManagerEvalRequest(BaseModel):
+    """主管評核請求"""
+
+    items: List[ManagerEvalItem]
+    comment: Optional[str] = None
+
+
+# KPI 範本相關
+class KPITemplateResponse(BaseModel):
+    """KPI 範本回應"""
+
+    id: int
+    code: str
+    name: str
+    category: str
+    description: Optional[str]
+    default_weight: int
+    level0_desc: str
+    level1_desc: str
+    level2_desc: str
+    level3_desc: str
+    level4_desc: str
+    is_active: bool
+
+    class Config:
+        from_attributes = True
+
+
+class KPIPresetResponse(BaseModel):
+    """KPI 預設組合回應"""
+
+    id: int
+    code: str
+    name: str
+    description: Optional[str]
+    items: List[KPITemplateResponse]
+
+    class Config:
+        from_attributes = True