fix: Allow soft deletion of teams (#1754)

* fix: Allow soft deletion of teams

* test: regression specs

server/auth/email.js

@@ -25,6 +25,10 @@ router.post("email", async (ctx) => {
 
   if (user) {
     const team = await Team.findByPk(user.teamId);
+    if (!team) {
+      ctx.redirect(`/?notice=auth-error`);
+      return;
+    }
 
     // If the user matches an email address associated with an SSO
     // signin then just forward them directly to that service's