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
2026-05-28 13:54:07 +08:00
commit c16a8dfbc4
42 changed files with 5295 additions and 0 deletions
@@ -0,0 +1,108 @@
+classDiagram
+    direction LR
+
+    class Card {
+        +int ID
+        +string Icon
+        +string Title
+        +string Subtitle
+        +string URL
+        +int Sort
+        +bool Enabled
+        +time Time CreatedAt
+    }
+
+    class Setting {
+        +string Key
+        +string Value
+    }
+
+    class Admin {
+        +int ID
+        +string Username
+        +string Password
+    }
+
+    class SessionData {
+        +int AdminID
+        +string Username
+        +time Time CreatedAt
+    }
+
+    class SessionStore {
+        -map~string-SessionData~ store
+        -sync.RWMutex mu
+        +Create(adminID int, username string) string
+        +Get(sessionID string) *SessionData
+        +Delete(sessionID string)
+    }
+
+    class CardModel {
+        +GetAllCards() []Card
+        +GetEnabledCards() []Card
+        +GetCardByID(id int) *Card
+        +CreateCard(card *Card) error
+        +UpdateCard(card *Card) error
+        +DeleteCard(id int) error
+        +ToggleCard(id int) error
+        +MoveCardUp(id int) error
+        +MoveCardDown(id int) error
+    }
+
+    class SettingModel {
+        +GetSetting(key string) string
+        +SetSetting(key string, value string) error
+        +GetSearchEngines() map~string-string
+        +SetSearchEngine(name string, url string) error
+    }
+
+    class AdminModel {
+        +GetAdminByUsername(username string) *Admin
+        +CreateAdmin(username string, password string) error
+        +VerifyPassword(username string, password string) bool
+        +ChangePassword(adminID int, newPassword string) error
+    }
+
+    class HandlerHome {
+        +HomeHandler(c *gin.Context)
+    }
+
+    class HandlerAdmin {
+        +LoginGet(c *gin.Context)
+        +LoginPost(c *gin.Context)
+        +Logout(c *gin.Context)
+        +AdminIndex(c *gin.Context)
+    }
+
+    class HandlerCards {
+        +CardsList(c *gin.Context)
+        +CardCreateGet(c *gin.Context)
+        +CardCreatePost(c *gin.Context)
+        +CardEditGet(c *gin.Context)
+        +CardEditPost(c *gin.Context)
+        +CardDelete(c *gin.Context)
+        +CardToggle(c *gin.Context)
+        +CardMoveUp(c *gin.Context)
+        +CardMoveDown(c *gin.Context)
+    }
+
+    class HandlerSettings {
+        +SettingsGet(c *gin.Context)
+        +SettingsPost(c *gin.Context)
+    }
+
+    class AuthMiddleware {
+        +AuthRequired() gin.HandlerFunc
+    }
+
+    CardModel --> Card : returns
+    SettingModel --> Setting : returns
+    AdminModel --> Admin : returns
+    SessionStore --> SessionData : stores
+    HandlerHome --> CardModel : uses
+    HandlerHome --> SettingModel : uses
+    HandlerAdmin --> AdminModel : uses
+    HandlerAdmin --> SessionStore : uses
+    HandlerCards --> CardModel : uses
+    HandlerSettings --> SettingModel : uses
+    AuthMiddleware --> SessionStore : uses