feat: Add prayer chains, social sharing, and testimony wall

- Add PrayerChain component for visualizing linked prayers
- Add SharePrayer component with social media integration (Twitter, Facebook, WhatsApp, copy link)
- Create /testimonies page for public answered prayer stories
- Update Firestore rules for public testimony access
- Enhance Organization tab with prayer chains
- Add Testimonies navigation tab
- Fix Firebase Admin SDK integration for server-side operations
- Improve email system with proper server-side authentication
- Update prayer form to handle optional fields correctly
- Deploy updated Firestore security rules

test-email.js

@@ -0,0 +1,69 @@
+// Test script to send an email using your configured SMTP settings
+// Run with: node test-email.js [email-address]
+
+import fetch from 'node-fetch';
+
+const testEmail = async (testEmailAddress) => {
+  // Use provided email or default
+  const email = testEmailAddress || 'nate.emmert@necloud.us';
+
+  const payload = {
+    email: email,
+    subject: 'Test Email from Prayer App',
+    message: `Hello!
+
+This is a test email from your Prayer App.
+
+Test Details:
+- Type: Test Email
+- Date: ${new Date().toLocaleDateString()}
+- Time: ${new Date().toLocaleTimeString()}
+- Test Email: ${email}
+
+If you received this email, your SMTP settings are configured correctly!`
+  };
+
+  console.log('📧 Sending test email to:', payload.email);
+  console.log('📧 Subject:', payload.subject);
+
+  try {
+    const response = await fetch('http://localhost:3000/api/send-email', {
+      method: 'POST',
+      headers: {
+        'Content-Type': 'application/json',
+      },
+      body: JSON.stringify(payload),
+    });
+
+    const responseText = await response.text();
+    console.log('📧 Response status:', response.status);
+
+    if (response.ok) {
+      console.log('✅ Email sent successfully!');
+      console.log('📧 Response:', responseText);
+    } else {
+      console.error('❌ Failed to send email');
+      console.error('📧 Response:', responseText);
+
+      // Try to parse as JSON for better error messages
+      try {
+        const errorData = JSON.parse(responseText);
+        if (errorData.error) {
+          console.error('📧 Error details:', errorData.error);
+
+          if (errorData.error.includes('SMTP configuration not found')) {
+            console.log('\n💡 Solution: Run "node setup-smtp.js" to configure SMTP settings');
+          }
+        }
+      } catch (parseError) {
+        // Response wasn't JSON, already logged above
+      }
+    }
+  } catch (error) {
+    console.error('❌ Error sending email:', error.message);
+  }
+};
+
+// Get email from command line argument or use default
+const emailArg = process.argv[2];
+testEmail(emailArg);