40 lines
1016 B
Markdown
40 lines
1016 B
Markdown
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# 数据模型与存储
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四表结构，清晰的实体关系
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```mermaid {scale: 0.8}
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erDiagram
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USER ||--o{ PROJECT : "拥有"
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PROJECT ||--|| PROJECT_STYLE : "配置"
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PROJECT ||--o{ TASK : "生成"
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TASK ||--o{ ASSET : "产出"
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```
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<div class="grid grid-cols-2 gap-4 mt-2">
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<Item title="👤 USER 用户表">
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- `id`：前缀 + 随机 base62（6 字节 crypto/rand）
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- `username`：唯一用户名
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- `password_hash`：bcrypt 哈希
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</Item>
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<Item title="📁 PROJECT 工程表">
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- `id`：唯一标识
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- `user_id`：外键关联用户
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- `name` / `description`：工程信息
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</Item>
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<Item title="🎨 PROJECT_STYLE 风格表">
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- `project_id`：一对一关联工程
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- `kv_pairs`：JSON 存储风格键值对
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- 支持 `custom:` 前缀自定义标签
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</Item>
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<Item title="📦 TASK + ASSET 任务/素材表">
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- Task：`id` / `project_id` / `prompt` / `status` / `style_override`
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- Asset：`id` / `task_id` / `file_url` / `metadata`
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- 文件存储：七牛云 Kodo，CDN 签名访问
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</Item>
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</div>
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