Initial Move from Azure DevOps to GitHub

src/Index.ts

@@ -0,0 +1,33 @@
+import "../less/index.less";
+import "./Libs/jquery";
+
+import * as ko from "knockout";
+import { CorrelationBackend } from "./Common/Constants";
+import Ajax from "./Shared/Ajax";
+
+class Index {
+  public navigationSelection: ko.Observable<string>;
+  public correlationSrc: ko.Observable<string>;
+
+  constructor() {
+    this.navigationSelection = ko.observable("quickstart");
+    this.correlationSrc = ko.observable("");
+
+    Ajax.get("/_explorer/installation_id.txt").then(result => {
+      // TODO: Detect correct URL for each environment automatically.
+      const url: string = `${CorrelationBackend.Url}?emulator_id=${result}`;
+      this.correlationSrc(url);
+    });
+  }
+
+  public quickstart_click() {
+    this.navigationSelection("quickstart");
+  }
+
+  public explorer_click() {
+    this.navigationSelection("explorer");
+  }
+}
+
+var index = new Index();
+ko.applyBindings(index);