🚀 Setup automated deployment system with comprehensive credential protection

- Added Express server with Git info API endpoint
- Created automated deployment scripts (systemd-based, not PM2)
- Implemented 5-minute auto-sync with GitHub
- Enhanced .gitignore with 200+ credential protection patterns
- Added Git version badge to UI footer
- Created comprehensive deployment documentation
- Added TurnKey Nginx fix for default control panel issue
- Included security verification tools

All credentials protected and verified safe for deployment.

script.js

@@ -0,0 +1,33 @@
+// ============================================================================
+// Git Version Badge - Auto-update from server
+// ============================================================================
+
+async function updateVersionBadge() {
+    try {
+        const response = await fetch('/api/git-info');
+        const data = await response.json();
+        
+        const commitIdEl = document.getElementById('commit-id');
+        const commitAgeEl = document.getElementById('commit-age');
+        
+        if (data.error) {
+            commitIdEl.textContent = 'N/A';
+            commitAgeEl.textContent = 'Local Dev';
+            commitIdEl.style.color = 'var(--color-text-muted)';
+        } else {
+            commitIdEl.textContent = data.commitId;
+            commitAgeEl.textContent = data.commitAge;
+            commitIdEl.style.color = 'var(--color-accent-success)';
+        }
+    } catch (error) {
+        console.error('Failed to fetch git info:', error);
+        document.getElementById('commit-id').textContent = 'N/A';
+        document.getElementById('commit-age').textContent = 'Error';
+    }
+}
+
+// Update version badge on page load
+document.addEventListener('DOMContentLoaded', updateVersionBadge);
+
+// Optional: Auto-refresh every 5 minutes to show latest version
+setInterval(updateVersionBadge, 5 * 60 * 1000);