feat: 门户网站初始提交
- Go + Gin + html/template 服务端渲染 - 主页:Google 风格搜索框 + 导航卡片 - 后台:卡片 CRUD、搜索引擎配置、主页背景/标题配置 - 图片上传:支持 jpg/jpeg/png/gif,自动压缩,缩略图参数 ?thumb=1 - 安全:登录日志、修改密码、IP 自动封禁、IP 白名单 - 访问统计:主页访问/卡片点击/搜索追踪、实时流量、IP 统计 - SQLite 存储(modernc.org/sqlite,纯 Go) - 内存 Session + bcrypt 密码哈希
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sequenceDiagram
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participant U as 用户浏览器
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participant G as Gin Router
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participant H as HandlerAdmin
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participant AM as AdminModel
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participant SS as SessionStore
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U->>G: GET /admin/login
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G->>H: LoginGet(c)
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H-->>U: 登录页 HTML
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U->>G: POST /admin/login {username, password}
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G->>H: LoginPost(c)
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H->>AM: VerifyPassword(username, password)
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AM->>AM: bcrypt.CompareHashAndPassword()
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AM-->>H: true/false
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alt 验证成功
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H->>SS: Create(adminID, username)
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SS-->>H: sessionID
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H->>H: c.SetCookie("session_id", sessionID, 86400, "/", "", false, true)
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H-->>U: 302 Redirect → /admin
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else 验证失败
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H-->>U: 200 + 登录页(错误提示)
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end
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