I can't be bothered to even explain what happene here

src/routes/api/config.ts

@@ -0,0 +1,10 @@
+import { APIUtils } from "../../apiutils.ts";
+import { GameConfigs } from "../../data/config.ts";
+
+export const route = APIUtils.createRouter('/config');
+
+route.router.get('/v2', (rq, rs) => {
+    const config = GameConfigs.getConfig();
+    if (config == null) rs.sendStatus(500);
+    else rs.json(config);
+});

src/routes/api/versioncheck.ts

@@ -0,0 +1,24 @@
+import { APIUtils } from "../../apiutils.ts";
+
+export const route = APIUtils.createRouter('/versioncheck');
+
+const validVersion = '20191120';
+
+type ValidVersionResponse = {
+    ValidVersion: boolean
+}
+
+route.router.get('/v3', (rq, rs) => {
+    const requestedVer = rq.query['v'];
+    if (typeof requestedVer !== 'string' || requestedVer !== validVersion) {
+        const res: ValidVersionResponse = {
+            ValidVersion: false
+        }
+        rs.json(res);
+    } else {
+        const res: ValidVersionResponse = {
+            ValidVersion: true
+        }
+        rs.json(res);
+    }
+});