feat: Add debug logging to settings persistence

maternal-app/maternal-app-backend/src/modules/admin/dashboard/dashboard.service.ts

@@ -438,6 +438,8 @@ export class DashboardService {
   }
 
   async updateSettings(settings: any) {
+    console.log('📝 updateSettings called with:', JSON.stringify(settings, null, 2));
+
     // Define which settings can be stored in database
     const dbSettingsMap = {
       registrationMode: { key: 'registration_mode', type: 'string' },
@@ -468,10 +470,12 @@ export class DashboardService {
         // Update or create setting
         let setting = await this.settingsRepository.findOne({ where: { key } });
         if (setting) {
+          console.log(`✏️  Updating ${key}: ${setting.value} -> ${value}`);
           setting.value = value;
           setting.type = type;
           await this.settingsRepository.save(setting);
         } else {
+          console.log(`➕ Creating ${key}: ${value}`);
           setting = this.settingsRepository.create({ key, value, type });
           await this.settingsRepository.save(setting);
         }
@@ -480,6 +484,8 @@ export class DashboardService {
       }
     }
 
+    console.log('✅ Settings updated:', updatedSettings);
+
     return {
       success: true,
       message: `Settings updated successfully: ${updatedSettings.join(', ')}`,

parentflow-admin/src/app/settings/page.tsx

@@ -75,7 +75,9 @@ export default function SettingsPage() {
   const handleSave = async () => {
     try {
       setSaving(true);
-      await apiClient.post('/admin/dashboard/settings', settings);
+      console.log('Saving settings:', settings);
+      const response = await apiClient.post('/admin/dashboard/settings', settings);
+      console.log('Save response:', response);
       setSaveSuccess(true);
       setTimeout(() => setSaveSuccess(false), 3000);
     } catch (error) {