add translate

src/web/components/loading.ts

@@ -0,0 +1,22 @@
+// Loading indicator component
+
+export function showLoading(container: HTMLElement): void {
+  const existing = container.querySelector('.loading-overlay')
+  if (existing) return
+
+  const overlay = document.createElement('div')
+  overlay.className = 'loading-overlay'
+  overlay.innerHTML = '<div class="loading-spinner"></div>'
+  container.appendChild(overlay)
+}
+
+export function hideLoading(container: HTMLElement): void {
+  const overlay = container.querySelector('.loading-overlay')
+  if (overlay) {
+    overlay.remove()
+  }
+}
+
+export function renderLoadingSmall(): string {
+  return '<div class="loading-small">Loading...</div>'
+}