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backend/app/config/settings.py

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+from pydantic_settings import BaseSettings
+from typing import Optional
+
+
+class Settings(BaseSettings):
+    """应用配置类"""
+    # 应用基本配置
+    APP_NAME: str = "智能算法展示平台"
+    APP_VERSION: str = "1.0.0"
+    DEBUG: bool = True
+    
+    # 数据库配置
+    DATABASE_URL: str = "postgresql://admin:password@localhost:5432/algorithm_db"
+    
+    # Redis配置
+    REDIS_URL: str = "redis://localhost:6379/0"
+    
+    # MinIO配置
+    MINIO_ENDPOINT: str = "localhost:9000"
+    MINIO_ACCESS_KEY: str = "minioadmin"
+    MINIO_SECRET_KEY: str = "minioadmin"
+    MINIO_BUCKET_NAME: str = "algorithm-data"
+    MINIO_SECURE: bool = False
+    
+    # JWT配置
+    SECRET_KEY: str = "your-secret-key-here"
+    ALGORITHM: str = "HS256"
+    ACCESS_TOKEN_EXPIRE_MINUTES: int = 30
+    
+    # OpenAI配置
+    OPENAI_API_KEY: Optional[str] = None
+    OPENAI_MODEL: str = "gpt-3.5-turbo"
+    
+    # CORS配置
+    CORS_ORIGINS: list = ["*"]
+    
+    # API配置
+    API_V1_STR: str = "/api/v1"
+    
+    # Gitea 配置
+    GITEA_SERVER_URL: str = ""
+    GITEA_ACCESS_TOKEN: str = ""
+    GITEA_DEFAULT_OWNER: str = ""
+    GITEA_REPO_PREFIX: str = "AI"
+    
+    class Config:
+        env_file = ".env"
+        case_sensitive = True
+        extra = "allow"  # 允许额外的环境变量
+
+
+# 创建全局配置实例
+settings = Settings()