Refactor fetch and post to use axios

Fix set_label id missing in payload use frontend_message_id

pre-commit

Refactor api fetcher/poster to axios create

lint

Remove string literal for path

Revert oasst_api_client.ts

Fix warning httpStatusCode OasstError optional parameter

Refactor remove api base url for local api

Lint add blank line

website/src/lib/api.ts

@@ -0,0 +1,24 @@
+import axios from "axios";
+
+import { OasstError } from "./oasst_api_client";
+
+const headers = {
+  "Content-Type": "application/json",
+};
+
+const api = axios.create({
+  headers,
+});
+
+export const get = (url: string) => api.get(url).then((res) => res.data);
+
+export const post = (url: string, { arg: data }) => api.post(url, data).then((res) => res.data);
+
+api.interceptors.response.use(
+  (response) => response,
+  (error) => {
+    throw new OasstError(error.message ?? error, error.error_code);
+  }
+);
+
+export default api;