chore: import upstream snapshot with attribution

tests/fixtures/sample.ts

@@ -0,0 +1,23 @@
+import { Response } from './models';
+
+class HttpClient {
+    private baseUrl: string;
+
+    constructor(baseUrl: string) {
+        this.baseUrl = baseUrl;
+    }
+
+    async get(path: string): Promise<Response> {
+        return fetch(this.baseUrl + path);
+    }
+
+    async post(path: string, body: unknown): Promise<Response> {
+        return this.get(path);
+    }
+}
+
+function buildHeaders(token: string): Record<string, string> {
+    return { Authorization: `Bearer ${token}` };
+}
+
+export { HttpClient, buildHeaders };