feat(offline-download): allow using offline download tools in any storage (#7716)

* Feat(offline-download): allow using thunder offline download tool in any storage

* Feat(offline-download): allow using 115 offline download tool in any storage

* Feat(offline-download): allow using pikpak offline download tool in any storage

* style(offline-download): unify offline download tool names

* feat(offline-download): show available offline download tools only

* Fix(offline-download): update unmodified tool names.

---------

Co-authored-by: Andy Hsu <i@nn.ci>

internal/offline_download/tool/tools.go

@@ -3,6 +3,7 @@ package tool
 import (
 	"fmt"
 	"github.com/alist-org/alist/v3/internal/model"
+	"sort"
 )
 
 var (
@@ -25,8 +26,11 @@ func (t ToolsManager) Add(tool Tool) {
 func (t ToolsManager) Names() []string {
 	names := make([]string, 0, len(t))
 	for name := range t {
-		names = append(names, name)
+		if tool, err := t.Get(name); err == nil && tool.IsReady() {
+			names = append(names, name)
+		}
 	}
+	sort.Strings(names)
 	return names
 }