删除服务端材质渲染功能及system_config表，转为环境变量配置，初步配置管理员功能

internal/handler/routes.go

@@ -5,6 +5,7 @@ import (
 	"carrotskin/internal/middleware"
 	"carrotskin/internal/model"
 	"carrotskin/pkg/auth"
+	"carrotskin/pkg/config"
 
 	"github.com/gin-gonic/gin"
 	swaggerFiles "github.com/swaggo/files"
@@ -20,6 +21,7 @@ type Handlers struct {
 	Captcha    *CaptchaHandler
 	Yggdrasil  *YggdrasilHandler
 	CustomSkin *CustomSkinHandler
+	Admin      *AdminHandler
 }
 
 // NewHandlers 创建所有Handler实例
@@ -32,6 +34,7 @@ func NewHandlers(c *container.Container) *Handlers {
 		Captcha:    NewCaptchaHandler(c),
 		Yggdrasil:  NewYggdrasilHandler(c),
 		CustomSkin: NewCustomSkinHandler(c),
+		Admin:      NewAdminHandler(c),
 	}
 }
 
@@ -68,10 +71,13 @@ func RegisterRoutesWithDI(router *gin.Engine, c *container.Container) {
 		registerYggdrasilRoutesWithDI(v1, h.Yggdrasil)
 
 		// 系统路由
-		registerSystemRoutes(v1)
+		registerSystemRoutes(v1, c)
 
 		// CustomSkinAPI 路由
 		registerCustomSkinRoutes(v1, h.CustomSkin)
+
+		// 管理员路由（需要管理员权限）
+		registerAdminRoutes(v1, c, h.Admin)
 	}
 }
 
@@ -113,10 +119,6 @@ func registerTextureRoutes(v1 *gin.RouterGroup, h *TextureHandler, jwtService *a
 		// 公开路由（无需认证）
 		textureGroup.GET("", h.Search)
 		textureGroup.GET("/:id", h.Get)
-		textureGroup.GET("/:id/render", h.RenderTexture) // type/front/back/full/head/isometric
-		textureGroup.GET("/:id/avatar", h.RenderAvatar)  // mode=2d/3d
-		textureGroup.GET("/:id/cape", h.RenderCape)
-		textureGroup.GET("/:id/preview", h.RenderPreview) // 自动根据类型预览
 
 		// 需要认证的路由
 		textureAuth := textureGroup.Group("")
@@ -192,17 +194,46 @@ func registerYggdrasilRoutesWithDI(v1 *gin.RouterGroup, h *YggdrasilHandler) {
 }
 
 // registerSystemRoutes 注册系统路由
-func registerSystemRoutes(v1 *gin.RouterGroup) {
+func registerSystemRoutes(v1 *gin.RouterGroup, c *container.Container) {
 	system := v1.Group("/system")
 	{
-		system.GET("/config", func(c *gin.Context) {
-			// TODO: 实现从数据库读取系统配置
-			c.JSON(200, model.NewSuccessResponse(gin.H{
-				"site_name":             "CarrotSkin",
-				"site_description":      "A Minecraft Skin Station",
-				"registration_enabled":  true,
-				"max_textures_per_user": 100,
-				"max_profiles_per_user": 5,
+		// 公开配置（无需认证）
+		system.GET("/config", func(ctx *gin.Context) {
+			cfg, _ := config.GetConfig()
+			ctx.JSON(200, model.NewSuccessResponse(gin.H{
+				"site_name":             cfg.Site.Name,
+				"site_description":      cfg.Site.Description,
+				"registration_enabled":  cfg.Site.RegistrationEnabled,
+				"max_textures_per_user": cfg.Site.MaxTexturesPerUser,
+				"max_profiles_per_user": cfg.Site.MaxProfilesPerUser,
+			}))
+		})
+	}
+}
+
+// registerAdminRoutes 注册管理员路由
+func registerAdminRoutes(v1 *gin.RouterGroup, c *container.Container, h *AdminHandler) {
+	admin := v1.Group("/admin")
+	admin.Use(middleware.AuthMiddleware(c.JWT))
+	admin.Use(middleware.RequireAdmin())
+	{
+
+		// 用户管理
+		admin.GET("/users", h.GetUserList)
+		admin.GET("/users/:id", h.GetUserDetail)
+		admin.PUT("/users/role", h.SetUserRole)
+		admin.PUT("/users/status", h.SetUserStatus)
+
+		// 材质管理（审核）
+		admin.GET("/textures", h.GetTextureList)
+		admin.DELETE("/textures/:id", h.DeleteTexture)
+
+		// 权限管理
+		admin.GET("/permissions", func(ctx *gin.Context) {
+			// 获取所有权限规则
+			policies, _ := c.Casbin.GetEnforcer().GetPolicy()
+			ctx.JSON(200, model.NewSuccessResponse(gin.H{
+				"policies": policies,
 			}))
 		})
 	}