Possibility to configure an OpenID Connect provider on the instance level WIP (#128).

server/lib/external-auth/error.ts

@@ -0,0 +1,9 @@
+
+/**
+ * This class handles some errors related to external authentication, where message must be displayed to end user.
+ */
+class ExternalAuthenticationError extends Error {}
+
+export {
+  ExternalAuthenticationError
+}