debug: add console.log for upgrade token + guard against missing token

Author: CloudLobster

web/src/pages/Dashboard.tsx

@@ -341,6 +341,14 @@ export default function Dashboard() {
 
     setUpgrading(true);
     setUpgradeError('');
+
+    // Guard: ensure we have a valid auth token
+    if (!auth?.token) {
+      setUpgradeError('Session expired. Please disconnect and reconnect your wallet.');
+      setUpgrading(false);
+      return;
+    }
+
     try {
       let res: Response;
 
@@ -352,15 +360,20 @@ export default function Dashboard() {
         });
       } else {
         // First try claiming existing Basename (verify ownership)
-        res = await apiFetch('/api/register/upgrade', auth!.token, {
+        const tokenForUpgrade = auth!.token;
+        console.log('[BaseMail] upgrade token present:', !!tokenForUpgrade, 'len:', tokenForUpgrade?.length);
+        res = await apiFetch('/api/register/upgrade', tokenForUpgrade, {
           method: 'PUT',
           body: JSON.stringify({ basename: fullBasename }),
         });
 
+        console.log('[BaseMail] upgrade response:', res.status);
+
         // If ownership verification fails, try auto_basename (buy + register)
         if (!res.ok) {
           const errData = await res.json().catch(() => null);
           const errMsg = errData?.error || '';
+          console.log('[BaseMail] upgrade error:', errMsg);
           if (errMsg.includes('not own') || errMsg.includes('ownership') || errMsg.includes('not the owner') || errMsg.includes('Failed to verify')) {
             res = await apiFetch('/api/register/upgrade', auth!.token, {
               method: 'PUT',