healthcheck (#122)

* Adds status code and removes header

* Replaces status codes

Author: SimonDegrafKern

api/healthcheck.py

@@ -1,12 +1,18 @@
 from starlette.endpoints import HTTPEndpoint
 from starlette.responses import PlainTextResponse
 from submodules.model.business_objects import general
+from starlette import status
 
 
 class Healthcheck(HTTPEndpoint):
     def get(self, request) -> PlainTextResponse:
-        headers = {"APP": "OK"}
+        text = ""
+        status_code = status.HTTP_200_OK
         database_test = general.test_database_connection()
         if not database_test.get("success"):
-            headers["DATABASE"] = database_test.get("error")
-        return PlainTextResponse("OK", headers=headers)
+            error_name = database_test.get("error")
+            text += f"database_error:{error_name}:"
+            status_code = status.HTTP_500_INTERNAL_SERVER_ERROR
+        if not text:
+            text = "OK"
+        return PlainTextResponse(text, status_code=status_code)