feat: AI套图分层方案 + Gemini集成 - 4种图案类型处理 + 正片叠底 + 宽高比 + 模型选择

Co-authored-by: Cursor <cursoragent@cursor.com>

Server/app/core/config.py

@@ -5,20 +5,37 @@ class Settings(BaseSettings):
     PROJECT_NAME: str = "DesignerCEP Backend"
     API_V1_STR: str = "/api/v1"
     DATABASE_URL: str = "sqlite:///./designercep.db"
-    SECRET_KEY: str = "change-me"
+    SECRET_KEY: str = ""  # 必须从 .env 读取
     ACCESS_TOKEN_EXPIRE_MINUTES: int = 10080
     
     ALLOWED_ORIGINS: str = "*"
-    ADMIN_TOKEN: str = "admin-token"
+    ADMIN_TOKEN: str = ""  # 必须从 .env 读取
 
     # Email Configuration
     SMTP_HOST: str = "smtp.gmail.com"
     SMTP_PORT: int = 587
-    SMTP_USER: str = "ly1104803132@gmail.com"
-    SMTP_PASSWORD: str = "wsfrpnmkojpsqdkk"
-    EMAILS_FROM_EMAIL: str = "ly1104803132@gmail.com"
+    SMTP_USER: str = ""
+    SMTP_PASSWORD: str = ""  # 必须从 .env 读取
+    EMAILS_FROM_EMAIL: str = ""
     EMAILS_FROM_NAME: str = "Designer"
     
+    # 七牛云对象存储
+    QINIU_ACCESS_KEY: str = ""
+    QINIU_SECRET_KEY: str = ""
+    QINIU_BUCKET: str = ""
+    QINIU_DOMAIN: str = ""
+    
+    # AI 配置 — 通义千问 Qwen（DashScope）
+    AI_API_KEY: str = ""          # LLM API Key（OpenAI / DeepSeek 等）
+    AI_BASE_URL: str = ""         # LLM API 地址（留空则用 OpenAI 默认）
+    AI_MODEL: str = "qwen3-max-2026-01-23"  # 默认模型（通义千问3深度思考）
+    AI_VISION_MODEL: str = "qwen-vl-max-latest"  # 视觉分析模型（看图分析成衣）
+    AI_IMAGE_EDIT_MODEL: str = "qwen-image-edit-max-2026-01-16"  # 图片编辑/生成模型
+
+    # AI 配置 — Gemini（第三方代理）
+    GEMINI_API_KEY: str = ""
+    GEMINI_BASE_URL: str = "https://api.apiqik.online"
+    
     model_config = SettingsConfigDict(env_file=".env", extra="ignore")
 
 settings = Settings()