feat: convert file manager into a plugin

src/ui/sidebar/HostEditor.tsx

@@ -80,7 +80,6 @@ import {
   type HostProtocols,
 } from "./HostEditorData";
 import { useConnectionDefaults } from "@/contexts/ConnectionDefaultsContext";
-import { HostFilesTab } from "./HostEditorFilesTab";
 import { HostEditorGeneralTab } from "./HostEditorGeneralTab";
 import { canEditHost } from "./host-permissions";
 import { VaultProfileManager } from "./VaultProfileManager";
@@ -2517,10 +2516,6 @@ export function HostEditor({
             </>
           )}
 
-          {activeTab === "files" && (
-            <HostFilesTab form={form} setField={setField} />
-          )}
-
           {(() => {
             const section = getHostEditorSection(activeTab);
             if (!section) return null;