add health endpoint

matrix_alertbot/webhook.py

@@ -18,6 +18,11 @@ logger = logging.getLogger(__name__)
 routes = web.RouteTableDef()
 
 
+@routes.get("/health")
+async def get_health(request: web_request.Request) -> web.Response:
+    return web.Response(status=200)
+
+
 @routes.post("/alert")
 async def create_alert(request: web_request.Request) -> web.Response:
     data = await request.json()

tests/test_webhook.py

@@ -140,6 +140,10 @@ class WebhookApplicationTestCase(aiohttp.test_utils.AioHTTPTestCase):
             )
         fake_send_text_to_room.assert_called_once()
 
+    async def test_health(self) -> None:
+        async with self.client.request("GET", "/health") as response:
+            self.assertEqual(200, response.status)
+
 
 class WebhookServerTestCase(unittest.IsolatedAsyncioTestCase):
     async def asyncSetUp(self) -> None: