Initial commit: AutonetSellCar platform with deployment system

- Frontend: Next.js 14 with TypeScript
- Backend: FastAPI with SQLAlchemy
- Agent: Carmodoo sync agent
- Deployment: Docker Compose based staging/production setup
- Scripts: Automated deployment with rollback support

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

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

backend/app/schemas/hero_banner.py

@@ -0,0 +1,101 @@
+from pydantic import BaseModel, HttpUrl
+from typing import Optional
+from datetime import datetime
+
+
+# ==================== Hero Banner Settings ====================
+
+class HeroBannerSettingsBase(BaseModel):
+    slide_interval: int = 3000
+    animation_type: str = "film-strip"
+    image_width: int = 500
+    image_height: int = 300
+    auto_play: bool = True
+
+
+class HeroBannerSettingsUpdate(BaseModel):
+    slide_interval: Optional[int] = None
+    animation_type: Optional[str] = None
+    image_width: Optional[int] = None
+    image_height: Optional[int] = None
+    auto_play: Optional[bool] = None
+
+
+class HeroBannerSettingsResponse(HeroBannerSettingsBase):
+    id: int
+    created_at: datetime
+    updated_at: datetime
+
+    class Config:
+        from_attributes = True
+
+
+# ==================== Hero Banner ====================
+
+class HeroBannerBase(BaseModel):
+    title_ko: Optional[str] = None
+    title_en: Optional[str] = None
+    title_mn: Optional[str] = None
+    subtitle_ko: Optional[str] = None
+    subtitle_en: Optional[str] = None
+    subtitle_mn: Optional[str] = None
+    image_url: str
+    link_url: Optional[str] = None
+    car_id: Optional[int] = None
+    is_active: bool = True
+    display_order: int = 0
+
+
+class HeroBannerCreate(HeroBannerBase):
+    pass
+
+
+class HeroBannerUpdate(BaseModel):
+    title_ko: Optional[str] = None
+    title_en: Optional[str] = None
+    title_mn: Optional[str] = None
+    subtitle_ko: Optional[str] = None
+    subtitle_en: Optional[str] = None
+    subtitle_mn: Optional[str] = None
+    image_url: Optional[str] = None
+    link_url: Optional[str] = None
+    car_id: Optional[int] = None
+    is_active: Optional[bool] = None
+    display_order: Optional[int] = None
+
+
+class HeroBannerResponse(HeroBannerBase):
+    id: int
+    created_at: datetime
+    updated_at: datetime
+
+    class Config:
+        from_attributes = True
+
+
+class HeroBannerListResponse(BaseModel):
+    id: int
+    title_ko: Optional[str] = None
+    title_en: Optional[str] = None
+    image_url: str
+    link_url: Optional[str] = None
+    car_id: Optional[int] = None
+    is_active: bool
+    display_order: int
+    created_at: datetime
+
+    class Config:
+        from_attributes = True
+
+
+# 다국어 지원 응답 (Public API용)
+class HeroBannerLocalizedResponse(BaseModel):
+    id: int
+    title: Optional[str] = None
+    subtitle: Optional[str] = None
+    image_url: str
+    link_url: Optional[str] = None
+    car_id: Optional[int] = None
+
+    class Config:
+        from_attributes = True