diff --git a/app-instance/backend/pyproject.toml b/app-instance/backend/pyproject.toml
index 1da96d7..d16c3da 100644
--- a/app-instance/backend/pyproject.toml
+++ b/app-instance/backend/pyproject.toml
@@ -22,6 +22,7 @@ dependencies = [
 [project.optional-dependencies]
 dev = [
     "pytest>=9.0.0,<10.0.0",
+    "pytest-asyncio>=1.0.0,<2.0.0",
 ]
 telegram = [
     "python-telegram-bot>=22.0,<23.0",
diff --git a/app-instance/backend/uv.lock b/app-instance/backend/uv.lock
index 698ea2f..39eaeac 100644
--- a/app-instance/backend/uv.lock
+++ b/app-instance/backend/uv.lock
@@ -303,6 +303,7 @@ channels = [
 ]
 dev = [
     { name = "pytest" },
+    { name = "pytest-asyncio" },
 ]
 feishu = [
     { name = "lark-oapi" },
@@ -335,6 +336,7 @@ requires-dist = [
     { name = "openai", specifier = ">=1.79.0,<2.0.0" },
     { name = "pydantic", specifier = ">=2.12.0,<3.0.0" },
     { name = "pytest", marker = "extra == 'dev'", specifier = ">=9.0.0,<10.0.0" },
+    { name = "pytest-asyncio", marker = "extra == 'dev'", specifier = ">=1.0.0,<2.0.0" },
     { name = "python-multipart", specifier = ">=0.0.20,<1.0.0" },
     { name = "python-telegram-bot", marker = "extra == 'channels'", specifier = ">=22.0,<23.0" },
     { name = "python-telegram-bot", marker = "extra == 'telegram'", specifier = ">=22.0,<23.0" },
@@ -2073,6 +2075,19 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/d4/24/a372aaf5c9b7208e7112038812994107bc65a84cd00e0354a88c2c77a617/pytest-9.0.3-py3-none-any.whl", hash = "sha256:2c5efc453d45394fdd706ade797c0a81091eccd1d6e4bccfcd476e2b8e0ab5d9", size = 375249, upload-time = "2026-04-07T17:16:16.13Z" },
 ]
 
+[[package]]
+name = "pytest-asyncio"
+version = "1.4.0"
+source = { registry = "https://pypi.org/simple" }
+dependencies = [
+    { name = "pytest" },
+    { name = "typing-extensions", marker = "python_full_version < '3.13'" },
+]
+sdist = { url = "https://files.pythonhosted.org/packages/43/7c/d36d04db312ecf4298932ef77e6e4a9e8ad017906e24e34f0b0c361a2473/pytest_asyncio-1.4.0.tar.gz", hash = "sha256:c6c0d2259945122819f171a32ecea2c349ead889ee28176caaf492143424be42", size = 58514, upload-time = "2026-05-26T09:56:04.083Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/03/e2/08a497ef684b88559c9cc5f4ad53a37e7b99e727094a86d6ea32536d5d3c/pytest_asyncio-1.4.0-py3-none-any.whl", hash = "sha256:933ca923a23075a87fb7070c0ec272a6848489824d887c85c812670932835aa1", size = 16930, upload-time = "2026-05-26T09:56:02.576Z" },
+]
+
 [[package]]
 name = "python-dateutil"
 version = "2.9.0.post0"