flatten easySite directory: remove extra easySite/easySite nesting

- Moved contents of main_dc/yalarba/easySite/easySite/ up to easySite/
- Updated docker-compose.yml build context path
- Deleted empty nested easySite/ directory

main_dc/yalarba/easySite/app/plugins/theme.client.ts

@@ -0,0 +1,20 @@
+// plugins/theme.client.ts
+export default defineNuxtPlugin(() => {
+  const initializeTheme = () => {
+    const savedTheme = localStorage.getItem('theme')
+    const systemPrefersDark = window.matchMedia('(prefers-color-scheme: dark)').matches
+
+    const theme = savedTheme || (systemPrefersDark ? 'dark' : 'light')
+    document.documentElement.setAttribute('data-theme', theme)
+  }
+
+  // Инициализируем при загрузке
+  initializeTheme()
+
+  // Слушаем изменения системной темы
+  window.matchMedia('(prefers-color-scheme: dark)').addEventListener('change', (e) => {
+    if (!localStorage.getItem('theme')) {
+      document.documentElement.setAttribute('data-theme', e.matches ? 'dark' : 'light')
+    }
+  })
+})