From a87080f9c48dcaf0cb7d62633fddd05bf455e52b Mon Sep 17 00:00:00 2001
From: Hang Cui <hang.cui@gatik.ai>
Date: Fri, 17 Oct 2025 14:05:14 -0700
Subject: [PATCH] Add backend directory

---
 backend/main.py            |  8 ++++++++
 backend/tests/__init__.py  |  0
 backend/tests/test_main.py | 11 +++++++++++
 3 files changed, 19 insertions(+)
 create mode 100644 backend/main.py
 create mode 100644 backend/tests/__init__.py
 create mode 100644 backend/tests/test_main.py

diff --git a/backend/main.py b/backend/main.py
new file mode 100644
index 0000000..8cdfa04
--- /dev/null
+++ b/backend/main.py
@@ -0,0 +1,8 @@
+from fastapi import FastAPI
+
+app = FastAPI()
+
+
+@app.get("/")
+def read_root():
+    return {"message": "Hello, World!"}
diff --git a/backend/tests/__init__.py b/backend/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/backend/tests/test_main.py b/backend/tests/test_main.py
new file mode 100644
index 0000000..c3e96d8
--- /dev/null
+++ b/backend/tests/test_main.py
@@ -0,0 +1,11 @@
+from fastapi.testclient import TestClient
+
+from main import app
+
+client = TestClient(app)
+
+
+def test_read_root():
+    response = client.get("/")
+    assert response.status_code == 200
+    assert response.json() == {"message": "Hello, World!"}