Add dashboard audit log and configuration management

- Implemented dashboard audit logging with InsertAuditLog, GetRecentAuditLogs, GetAuditLogsByIP, and CleanupOldAuditLogs methods.
- Created dashboard configuration management with GetDashboardConfig and SetDashboardConfig methods.
- Added new tables for dashboard_audit_log and dashboard_config in both MySQL and SQLite migrations.
- Updated CMakeLists to include Crow and ASIO for dashboard server functionality.
- Enhanced existing database classes to support new dashboard features, including character, play key, and property management.
- Added new methods for retrieving and managing play keys, properties, and pet names.
- Updated TestSQLDatabase to include stubs for new dashboard-related methods.
- Modified shared and dashboard configuration files for new settings.

dDashboardServer/static/js/register.js

@@ -0,0 +1,43 @@
+document.addEventListener('DOMContentLoaded', () => {
+    const form = document.getElementById('register-form');
+    const alertBox = document.getElementById('register-alert');
+
+    form.addEventListener('submit', async (e) => {
+        e.preventDefault();
+        alertBox.style.display = 'none';
+        const username = document.getElementById('username').value.trim();
+        const password = document.getElementById('password').value;
+        const play_key = document.getElementById('play_key').value.trim();
+
+        try {
+            const res = await fetch('/api/register', {
+                method: 'POST',
+                headers: { 'Content-Type': 'application/json' },
+                body: JSON.stringify({ username, password, play_key })
+            });
+
+            const data = await res.json();
+            if (!res.ok) {
+                alertBox.className = 'alert alert-danger';
+                alertBox.textContent = data.error || 'Registration failed';
+                alertBox.style.display = 'block';
+                return;
+            }
+
+            if (data.success) {
+                alertBox.className = 'alert alert-success';
+                alertBox.textContent = 'Account created successfully. You can now log in.';
+                alertBox.style.display = 'block';
+                form.reset();
+            } else {
+                alertBox.className = 'alert alert-danger';
+                alertBox.textContent = data.error || 'Registration failed';
+                alertBox.style.display = 'block';
+            }
+        } catch (err) {
+            alertBox.className = 'alert alert-danger';
+            alertBox.textContent = err.message || 'Registration failed';
+            alertBox.style.display = 'block';
+        }
+    });
+});