diff --git a/memos/server.py b/memos/server.py
index 878f6ce..f3c0881 100644
--- a/memos/server.py
+++ b/memos/server.py
@@ -33,6 +33,11 @@ def get_db():
         db.close()
 
 
+@app.get("/")
+def root():
+    return {"healthy": True}
+
+
 @app.post("/libraries", response_model=Library)
 def new_library(library_param: NewLibraryParam, db: Session = Depends(get_db)):
     library = create_library(library_param, db)
diff --git a/memos/test_server.py b/memos/test_server.py
new file mode 100644
index 0000000..ca7c4e1
--- /dev/null
+++ b/memos/test_server.py
@@ -0,0 +1,11 @@
+from fastapi.testclient import TestClient
+
+from .server import app
+
+client = TestClient(app)
+
+
+def test_read_main():
+    response = client.get("/")
+    assert response.status_code == 200
+    assert response.json() == {"healthy": True}