feat(realestate): 매물 라우트 6종+safety-check/budget+3h cron

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01EqCYBhvTcdeCTUDX3RhWx9

realestate-lab/app/models.py

@@ -84,3 +84,38 @@ class ProfileUpdate(BaseModel):
     preferred_districts: Optional[Dict[str, List[str]]] = None
     min_match_score: Optional[int] = Field(default=None, ge=0, le=100)
     notify_enabled: Optional[bool] = None
+
+
+class ListingCriteriaUpdate(BaseModel):
+    dongs: Optional[List[str]] = None
+    deal_types: Optional[List[str]] = None
+    max_deposit: Optional[int] = None
+    max_sale_price: Optional[int] = None
+    min_area: Optional[float] = None
+    house_types: Optional[List[str]] = None
+    min_safety_tier: Optional[str] = None
+    notify_enabled: Optional[bool] = None
+    equity: Optional[int] = None
+    annual_income: Optional[int] = None
+    is_homeless: Optional[bool] = None
+    is_householder: Optional[bool] = None
+    is_first_home: Optional[bool] = None
+
+
+class SafetyCheckRequest(BaseModel):
+    complex_name: Optional[str] = None
+    address: Optional[str] = None
+    dong: Optional[str] = None
+    dong_code: Optional[str] = None
+    area: float
+    deal_type: str
+    amount: int
+
+
+class BudgetRequest(BaseModel):
+    equity: int
+    annual_income: int
+    is_homeless: bool = True
+    is_householder: bool = False
+    is_first_home: bool = False
+    target_dong: Optional[str] = None