application: improve logging of internal failures

src/application.py

@@ -49,7 +49,9 @@ def _authorize(admin, environ, *auth_funcs):
                 uri,
                 iswrite,
             )
-        except:  # something went wrong, try the next method
+        except Exception as exc:  # something went wrong, try the next method
+            msg = f"Caught internal {type(exc).__name__}: {exc}"
+            admin.log_and_set_http_code(500, 36, method, msg, uri)
             continue
         # if authorised, return that status
         if res[0] == 200: