Update routers/api/packages/api.go

Co-authored-by: wxiaoguang <[email protected]>
Signed-off-by: Exploding Dragon <[email protected]>

Author: ExplodingDragon

routers/api/packages/api.go

@@ -467,6 +467,7 @@ func CommonRoutes() *web.Router {
 			g.MatchPath("HEAD", "/<group:*>/repodata/<filename>", rpm.CheckRepositoryFileExistence)
 			g.MatchPath("GET", "/<group:*>/repodata/<filename>", rpm.GetRepositoryFile)
 			g.MatchPath("PUT", "/<group:*>/upload", reqPackageAccess(perm.AccessModeWrite), rpm.UploadPackageFile)
+			// this URL pattern is only used internally in the RPM index, it is generated by us
 			g.MatchPath("HEAD,GET", "/<group:*>/package/<name>/<version>/<architecture>/<*>", rpm.DownloadPackageFile)
 			g.MatchPath("DELETE", "/<group:*>/package/<name>/<version>/<architecture>", reqPackageAccess(perm.AccessModeWrite), rpm.DeletePackageFile)
 		}, reqPackageAccess(perm.AccessModeRead))