feat: remove module/rollout config key

configs/config.example.toml

@@ -17,9 +17,7 @@ Name = "docker-cache"
 Domain = "docker.hub.local"
 Upstream = "https://registry-1.docker.io"
 Proxy = ""
-Type = "docker"                      # 省略 Module 时自动选择与 Type 同名的 Hook（此处为 docker）
-# Module = "docker"                  # 如需明确指定，可取消注释
-Rollout = "modular"
+Type = "docker"
 Username = ""
 Password = ""
 CacheTTL = 43200
@@ -30,8 +28,6 @@ Name = "composer-cache"
 Domain = "composer.hub.local"
 Upstream = "https://repo.packagist.org"
 Type = "composer"
-Module = "composer"                  # 显式绑定 composer Hook，启动时会验证 hook 是否已注册
-Rollout = "dual"                     # 可选：legacy-only/dual/modular
 CacheTTL = 21600
 
 [[Hub]]
@@ -39,8 +35,6 @@ Name = "legacy-fallback"
 Domain = "legacy.hub.local"
 Upstream = "https://registry.npmjs.org"
 Type = "npm"
-Module = "legacy"                    # 仍未迁移的 Hub 可显式指定 legacy，诊断会标记为 legacy-only
-Rollout = "legacy-only"
 
 # Debian/Ubuntu APT 示例
 [[Hub]]
@@ -48,8 +42,6 @@ Name = "apt-cache"
 Domain = "apt.hub.local"
 Upstream = "https://mirrors.edge.kernel.org/ubuntu"
 Type = "debian"
-Module = "debian"
-Rollout = "modular"
 
 # Alpine APK 示例
 [[Hub]]
@@ -57,5 +49,3 @@ Name = "apk-cache"
 Domain = "apk.hub.local"
 Upstream = "https://dl-cdn.alpinelinux.org/alpine"
 Type = "apk"
-Module = "apk"
-Rollout = "modular"