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/layouts/admin.vue

@@ -0,0 +1,30 @@
+<!-- app/layouts/admin.vue -->
+<template>
+  <div class="admin-layout">
+    <aside class="admin-sidebar">
+      <!-- Sidebar content -->
+    </aside>
+    <main class="admin-main">
+      <NuxtPage />
+    </main>
+  </div>
+</template>
+
+<script setup>
+// Admin layout logic
+</script>
+
+<style scoped>
+.admin-layout {
+  display: flex;
+  min-height: 100vh;
+}
+.admin-sidebar {
+  width: 250px;
+  background: #f5f5f5;
+}
+.admin-main {
+  flex: 1;
+  padding: 20px;
+}
+</style>