feat: improved sidebar UI with larger icons and user info in footer

- Increased all sidebar navigation icons from text-sm to text-xl for better visibility
- Moved user information and logout button from header to sidebar footer
- Added user avatar with name and email in expanded sidebar state
- Collapsed sidebar shows avatar icon and logout icon button stacked vertically
- Simplified header by removing user badge and logout button
- Added version info (v1.0.0) in sidebar footer
- Improved responsive design for both collapsed and expanded states

scripts/generate-password-hash.js

@@ -0,0 +1,18 @@
+// Script para generar hash de contraseña para el usuario admin
+import bcrypt from 'bcrypt';
+
+const password = 'Admin123!'; // Cambiar esta contraseña
+const saltRounds = 10;
+
+bcrypt.hash(password, saltRounds, (err, hash) => {
+    if (err) {
+        console.error('Error generando hash:', err);
+        process.exit(1);
+    }
+    
+    console.log('\n=== Hash de Contraseña Generado ===');
+    console.log('Contraseña:', password);
+    console.log('Hash:', hash);
+    console.log('\nUsa este hash en el archivo database/schema.sql');
+    console.log('para actualizar la contraseña del usuario admin.\n');
+});