fix: npm pkg

internal/hubmodule/interfaces.go

@@ -1,10 +1,6 @@
 package hubmodule
 
-import (
-	"time"
-
-	"github.com/any-hub/any-hub/internal/cache"
-)
+import "time"
 
 // MigrationState 描述模块上线阶段，方便观测端区分 legacy/beta/ga。
 type MigrationState string
@@ -48,5 +44,12 @@ func DefaultModuleKey() string {
 	return defaultModuleKey
 }
 
+// Locator 表示模块可用于重写缓存路径的轻量结构体，避免依赖 cache 包。
+type Locator struct {
+	HubName string
+	Path    string
+	HubType string
+}
+
 // LocatorRewrite 允许模块根据自身协议调整缓存路径，例如将 npm metadata 写入独立文件。
-type LocatorRewrite func(cache.Locator) cache.Locator
+type LocatorRewrite func(Locator) Locator

internal/hubmodule/npm/module.go

@@ -25,6 +25,6 @@ func init() {
 			RequiresMetadataFile:   false,
 			SupportsStreamingWrite: true,
 		},
-		LocatorRewrite: rewriteLocator,
+		LocatorRewrite: hubmodule.DefaultLocatorRewrite("npm"),
 	})
 }

internal/hubmodule/rewrite.go

@@ -1,14 +1,18 @@
-package npm
+package hubmodule
 
-import (
-	"strings"
+import "strings"
 
-	"github.com/any-hub/any-hub/internal/cache"
-)
+// DefaultLocatorRewrite 针对内置 hub 类型提供缓存路径重写逻辑。
+func DefaultLocatorRewrite(hubType string) LocatorRewrite {
+	 switch hubType {
+	 case "npm":
+		return rewriteNPMLocator
+	 default:
+		return nil
+	 }
+}
 
-// rewriteLocator 将 npm metadata JSON 落盘至 package.json，避免与 tarball
-// 路径的 `/-/` 子目录冲突，同时保持 tarball 使用原始路径。
-func rewriteLocator(loc cache.Locator) cache.Locator {
+func rewriteNPMLocator(loc Locator) Locator {
 	path := loc.Path
 	if path == "" {
 		return loc

internal/proxy/handler.go

@@ -20,6 +20,7 @@ import (
 	"github.com/sirupsen/logrus"
 
 	"github.com/any-hub/any-hub/internal/cache"
+	"github.com/any-hub/any-hub/internal/hubmodule"
 	"github.com/any-hub/any-hub/internal/logging"
 	"github.com/any-hub/any-hub/internal/server"
 )
@@ -289,6 +290,7 @@ func (h *Handler) buildUpstreamRequest(c fiber.Ctx, upstream *url.URL, route *se
 
 	requestHeaders := fiberHeadersAsHTTP(c)
 	server.CopyHeaders(req.Header, requestHeaders)
+	req.Header.Del("Accept-Encoding")
 	req.Host = upstream.Host
 	req.Header.Set("Host", upstream.Host)
 	req.Header.Set("X-Forwarded-Host", c.Hostname())
@@ -410,8 +412,20 @@ func buildLocator(route *server.HubRoute, c fiber.Ctx) cache.Locator {
 		HubName: route.Config.Name,
 		Path:    clean,
 	}
-	if route.Module.LocatorRewrite != nil {
-		loc = route.Module.LocatorRewrite(loc)
+	rewrite := route.Module.LocatorRewrite
+	if rewrite == nil {
+		rewrite = hubmodule.DefaultLocatorRewrite(route.Config.Type)
+	}
+	if rewrite != nil {
+		rewritten := rewrite(hubmodule.Locator{
+			HubName: loc.HubName,
+			Path:    loc.Path,
+			HubType: route.Config.Type,
+		})
+		loc = cache.Locator{
+			HubName: rewritten.HubName,
+			Path:    rewritten.Path,
+		}
 	}
 	return loc
 }