admin(ui): add missing API requests

resources/scripts/api/admin/servers/getServer.ts

@@ -0,0 +1,10 @@
+import http from '@/api/http';
+import { Server, rawDataToServer } from '@/api/admin/servers/getServers';
+
+export default (id: number): Promise<Server> => {
+    return new Promise((resolve, reject) => {
+        http.get(`/api/application/servers/${id}`)
+            .then(({ data }) => resolve(rawDataToServer(data)))
+            .catch(reject);
+    });
+};