debug: try fetching subscription directly by ID to check customer mismatch

- Add direct API call to fetch subscription sub_0NYKZRvba3g5KJfp8R5jp
- Log customer ID comparison to detect mismatches
- Update user record if subscription belongs to different customer
- This will help identify if duplicate customers exist in Dodo

chat/server.js

@@ -12240,6 +12240,56 @@ async function handleAccountSettingsUpdate(req, res) {
           return foundSub.subscription_id || foundSub.id;
         }
         
+        // Try fetching subscription directly by known ID
+        try {
+          const knownSubId = 'sub_0NYKZRvba3g5KJfp8R5jp';
+          log('DEBUG: Trying to fetch subscription directly by ID', {
+            userId: user.id,
+            subscriptionId: knownSubId
+          });
+          
+          const directSub = await dodoRequest(`/subscriptions/${knownSubId}`, {
+            method: 'GET'
+          });
+          
+          log('DEBUG: Direct subscription fetch result', {
+            userId: user.id,
+            subscriptionId: knownSubId,
+            found: !!directSub,
+            subStatus: directSub?.status,
+            subCustomerId: directSub?.customer?.customer_id,
+            currentCustomerId: customerId,
+            customerMatch: directSub?.customer?.customer_id === customerId
+          });
+          
+          if (directSub && directSub.subscription_id) {
+            // Check if customer IDs match
+            if (directSub.customer?.customer_id && directSub.customer.customer_id !== customerId) {
+              log('CRITICAL: Subscription belongs to different customer!', {
+                userId: user.id,
+                storedCustomerId: customerId,
+                subscriptionCustomerId: directSub.customer.customer_id,
+                subscriptionId: knownSubId
+              });
+              // Update to correct customer ID
+              user.dodoCustomerId = directSub.customer.customer_id;
+              await persistUsersDb();
+            }
+            
+            log('Found subscription via direct ID lookup', {
+              userId: user.id,
+              subscriptionId: directSub.subscription_id,
+              status: directSub.status
+            });
+            return directSub.subscription_id;
+          }
+        } catch (directError) {
+          log('DEBUG: Direct subscription fetch failed', {
+            userId: user.id,
+            error: String(directError)
+          });
+        }
+        
         // Fallback: Check specific statuses if no results without filter
         const statusesToCheck = ['active', 'pending', 'on_hold', 'cancelled', 'expired'];