fix(provider(node)): use synchronous readdir to avoid partial results on some filesystems (e.g., XFS) when the process receives signals

ts/providers/smartfs.provider.node.ts

@@ -158,7 +158,11 @@ export class SmartFsProviderNode implements ISmartFsProvider {
     if (options?.recursive) {
       await this.listDirectoryRecursive(path, entries, options);
     } else {
-      const dirents = await fs.readdir(path, { withFileTypes: true });
+      // Use readdirSync for reliability — async readdir can return partial results
+      // on XFS/mounted filesystems when the process receives signals (e.g., from
+      // SmartExit/smartshell process group management). The synchronous version
+      // completes the entire getdents64 syscall without event loop interruption.
+      const dirents = fsSync.readdirSync(path, { withFileTypes: true });
 
       for (const dirent of dirents) {
         const entryPath = pathModule.join(path, dirent.name);
@@ -196,7 +200,8 @@ export class SmartFsProviderNode implements ISmartFsProvider {
     entries: IDirectoryEntry[],
     options?: IListOptions,
   ): Promise<void> {
-    const dirents = await fs.readdir(path, { withFileTypes: true });
+    // Use readdirSync for reliability — see listDirectory comment
+    const dirents = fsSync.readdirSync(path, { withFileTypes: true });
 
     for (const dirent of dirents) {
       const entryPath = pathModule.join(path, dirent.name);