feat: 更新后端配置、Docker部署、API模块及多项文档

- 更新后端 main.py、config.py 核心配置
- 更新 compute API 模块
- 更新 Docker 部署配置（app/compute docker-compose、nginx、环境变量）
- 更新前端 API 模块（dataset、model、request）及 vite 配置
- 更新多项项目文档（架构、部署、开发计划、日志等）

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

backend/app/core/config.py

@@ -14,7 +14,7 @@ def _int_env(name: str, default: int) -> int:
 class Settings:
     app_name: str = os.getenv("APP_NAME", "YG Fine-Tune Platform API")
     app_env: str = os.getenv("APP_ENV", "local")
-    api_prefix: str = os.getenv("API_PREFIX", "/api")
+    route_prefix: str = os.getenv("MODELTF_ROUTE_PREFIX", "/modelTF")
     app_mode: str = os.getenv("APP_MODE", "local")
     local_db_path: str = os.getenv("LOCAL_DB_PATH", "./runtime/platform.db")
     compute_mode: str = os.getenv("COMPUTE_MODE", "simulator")