refactor: switch from Axios for Fetch API (#840)

* refactor: switch ExternalAPI to Fetch API

* fix: add missing auth token in Plex request

* fix: send proper URL params

* ci: try to fix format checker

* ci: ci: try to fix format checker

* ci: try to fix format checker

* refactor: make tautulli use the ExternalAPI class

* refactor: add rate limit to fetch api

* refactor: add rate limit to fetch api

* refactor: switch server from axios to fetch api

* refactor: switch frontend from axios to fetch api

* fix: switch from URL objects to strings

* fix: use the right search params for ExternalAPI

* fix: better log for ExternalAPI errors

* feat: add retry to external API requests

* fix: try to fix network errors with IPv6

* fix: imageProxy rate limit

* revert: remove retry to external API requests

* feat: set IPv4 first as an option

* fix(jellyfinapi): add missing argument in JellyfinAPI constructor

* refactor: clean the rate limit utility

src/components/UserProfile/UserSettings/UserNotificationSettings/UserNotificationsPushover.tsx

@@ -7,7 +7,6 @@ import globalMessages from '@app/i18n/globalMessages';
 import defineMessages from '@app/utils/defineMessages';
 import type { PushoverSound } from '@server/api/pushover';
 import type { UserSettingsNotificationsResponse } from '@server/interfaces/api/userSettingsInterfaces';
-import axios from 'axios';
 import { Field, Form, Formik } from 'formik';
 import { useRouter } from 'next/router';
 import { useIntl } from 'react-intl';
@@ -97,18 +96,28 @@ const UserPushoverSettings = () => {
       enableReinitialize
       onSubmit={async (values) => {
         try {
-          await axios.post(`/api/v1/user/${user?.id}/settings/notifications`, {
-            pgpKey: data?.pgpKey,
-            discordId: data?.discordId,
-            pushbulletAccessToken: data?.pushbulletAccessToken,
-            pushoverApplicationToken: values.pushoverApplicationToken,
-            pushoverUserKey: values.pushoverUserKey,
-            telegramChatId: data?.telegramChatId,
-            telegramSendSilently: data?.telegramSendSilently,
-            notificationTypes: {
-              pushover: values.types,
-            },
-          });
+          const res = await fetch(
+            `/api/v1/user/${user?.id}/settings/notifications`,
+            {
+              method: 'POST',
+              headers: {
+                'Content-Type': 'application/json',
+              },
+              body: JSON.stringify({
+                pgpKey: data?.pgpKey,
+                discordId: data?.discordId,
+                pushbulletAccessToken: data?.pushbulletAccessToken,
+                pushoverApplicationToken: values.pushoverApplicationToken,
+                pushoverUserKey: values.pushoverUserKey,
+                telegramChatId: data?.telegramChatId,
+                telegramSendSilently: data?.telegramSendSilently,
+                notificationTypes: {
+                  pushover: values.types,
+                },
+              }),
+            }
+          );
+          if (!res.ok) throw new Error();
           addToast(intl.formatMessage(messages.pushoversettingssaved), {
             appearance: 'success',
             autoDismiss: true,