Add placeholder components to be worked on

web/interfaces/server-status.model.ts

@@ -0,0 +1,15 @@
+export interface ServerStatus {
+  online: boolean;
+  viewerCount: number;
+  lastConnectTime?: Date;
+  lastDisconnectTime?: Date;
+  versionNumber?: string;
+  streamTitle?: string;
+}
+
+export function makeEmptyServerStatus(): ServerStatus {
+  return {
+    online: false,
+    viewerCount: 0,
+  };
+}