Rewrite phase 1.

Started improved client code structure.

Implemented session based authentication serverside.

Implemented user, match, and sport database models serverside.

Implemented Controllers for variety of C and R operations of CRUD.

sports-matcher/client/src/utils/httpClients.js

@@ -0,0 +1,6 @@
+import axios from "axios";
+
+export const apiClient = axios.create({
+    baseURL: process.env.API_HOST,
+    timeout: 5000,
+});