changed project struture.

Also addded a functional JWT token service.

Also added user react frontend

frontend_admin/tsconfig.json

@@ -0,0 +1,14 @@
+{
+  "files": [],
+  "references": [
+    { "path": "./tsconfig.app.json" },
+    { "path": "./tsconfig.node.json" }
+  ],
+
+    "compilerOptions": {
+    "baseUrl": ".",
+    "paths": {
+      "@/*": ["./*"]
+    }
+  }
+}