refine uploader, components and their tests (#23)

* feat(uploader, auth_pane): refine uploader and add tests

* chore(package.json): remove unused deps

* test(uploader, components): add tests for uploader and components

src/client/web/package.json

@@ -77,6 +77,9 @@
       "ts",
       "tsx",
       "js"
+    ],
+    "setupFilesAfterEnv": [
+      "./jest.setup.js"
     ]
   },
   "autoBump": {}