fix(bc): sync all pending queue items

src/App.tsx

@@ -792,22 +792,26 @@ export default function App() {
   };
 
   const handleSyncSelectedBcSync = async () => {
-    if (selectedBcQueueEntries.length === 0) return;
+    if (bcQueueEntries.length === 0) return;
     setIsSyncingBC(true);
     try {
-      const selectedArticles = new Set(selectedBcQueueEntries.map(([articleNo]) => articleNo));
+      const entriesToSync = [...bcQueueEntries].sort((a, b) => {
+        const rowDelta = a[1].rowIndex - b[1].rowIndex;
+        if (rowDelta !== 0) return rowDelta;
+        return a[0].localeCompare(b[0]);
+      });
 
       setBcSyncQueue(prev => {
         const next: BcSyncQueue = { ...prev };
         (Object.entries(next) as Array<[string, BcSyncQueueEntry]>).forEach(([articleNo, item]) => {
-          if (selectedArticles.has(articleNo)) {
+          if (next[articleNo]) {
             next[articleNo] = { ...item, status: 'syncing', error: undefined };
           }
         });
         return next;
       });
 
-      for (const [articleNo, item] of selectedBcQueueEntries) {
+      for (const [articleNo, item] of entriesToSync) {
         const preview = await previewBusinessCentralSync(appState.headers, item.newData);
         if (!preview.success) {
           setBcSyncQueue(prev => ({

src/components/TopBar.tsx

@@ -196,10 +196,10 @@ export function TopBar({ stats, activeModule, onRefresh, userEmail, onSignOut, c
           )}>
             <button
               onClick={onSyncSelectedBcSync}
-              disabled={isSyncingBC || selectedBcQueueCount === 0}
+              disabled={isSyncingBC || bcQueueCount === 0}
               className={cn(
                 "flex items-center gap-2 px-4 py-2 text-sm font-bold transition-all text-white",
-                selectedBcQueueCount > 0
+                bcQueueCount > 0
                   ? "bg-blue-600 hover:bg-blue-500 disabled:opacity-60"
                   : "bg-slate-700 cursor-not-allowed"
               )}
@@ -207,10 +207,8 @@ export function TopBar({ stats, activeModule, onRefresh, userEmail, onSignOut, c
               {isSyncingBC ? <Loader2 className="w-4 h-4 animate-spin" /> : <CloudUpload className="w-4 h-4" />}
               {isSyncingBC
                 ? 'Syncing...'
-                : selectedBcQueueCount > 0
-                  ? `Sync ${selectedBcQueueCount} to BC`
                 : bcQueueCount > 0
-                    ? 'No selected items'
+                  ? `Sync all ${bcQueueCount} to BC`
                     : 'No BC queue'}
             </button>
             <button