Fix(mail): Add debug log when creating a user and add documentation a…

…bout email rate limit

doc/supabase-configuration.md

@@ -86,9 +86,11 @@ If you want to customize the production templates, you can go to your project da
 
 Supabase requires additional configuration to enable Atomic CRM's email features. Have a look at the the [email features documentation](./email-features.md) to learn more about their usage and the required setup.
 
+Warning: Free quota for email features is very low. If you encounter problems when creating a user or reseting a password, you can increase the sending limit via a custom STMP server setup. Please refer to the [supabase documentation](https://supabase.com/docs/guides/auth/auth-smtp) if this is your case.
+
 ## Fequently Asked Questions
 
 - I have a **Security Definer View** error in **Security Advisor**
 
 You can ignore this error. This warning informs you that the `init_state` state view is public and can be called by everybody.
-This view is required to test if your CRM has been setup correctly. This view has been configured to avoid data leak.
+This view is required to test if your CRM has been setup correctly. This view has been configured to avoid data leak.

supabase/functions/users/index.ts

@@ -41,11 +41,16 @@ async function inviteUser(req: Request) {
     const { error: emailError } =
         await supabaseAdmin.auth.admin.inviteUserByEmail(email);
 
-    if (!data?.user || userError || emailError) {
-        console.error('Error inviting user:', userError);
+    if (!data?.user || userError) {
+        console.error(`Error inviting user: user_error=${userError}`);
         return createErrorResponse(500, 'Internal Server Error');
     }
 
+    if (!data?.user || userError || emailError) {
+        console.error(`Error inviting user, email_error=${emailError}`);
+        return createErrorResponse(500, 'Failed to send invitation mail');
+    }
+
     try {
         await updateSaleDisabled(data.user.id, disabled);
         const sale = await updateSaleAdministrator(data.user.id, administrator);