fix: Improve handling of suspended users signing in with email (#2012)

* chore: Separate signin/auth middleware
fix: Email signin token parsed by JWT middleware
fix: Email signin marked as active when logging in as suspended
fix: Suspended email signin correctly redirected to login screen
closes #1740

* refactor middleware -> lib

* lint

server/auth/providers/google.js

@@ -9,7 +9,6 @@ import {
   GoogleWorkspaceRequiredError,
   GoogleWorkspaceInvalidError,
 } from "../../errors";
-import auth from "../../middlewares/authentication";
 import passportMiddleware from "../../middlewares/passport";
 import { getAllowedDomains } from "../../utils/authentication";
 import { StateStore } from "../../utils/passport";
@@ -90,11 +89,7 @@ if (GOOGLE_CLIENT_ID) {
 
   router.get("google", passport.authenticate(providerName));
 
-  router.get(
-    "google.callback",
-    auth({ required: false }),
-    passportMiddleware(providerName)
-  );
+  router.get("google.callback", passportMiddleware(providerName));
 }
 
 export default router;