feat(format): Enhance format module with rollback, diff reporting, and improved parallel execution

ts/mod_format/formatters/cleanup.formatter.ts

@@ -0,0 +1,39 @@
+import { BaseFormatter } from '../classes.baseformatter.js';
+import type { IPlannedChange } from '../interfaces.format.js';
+import * as plugins from '../mod.plugins.js';
+import * as cleanupFormatter from '../format.cleanup.js';
+
+export class CleanupFormatter extends BaseFormatter {
+  get name(): string {
+    return 'cleanup';
+  }
+  
+  async analyze(): Promise<IPlannedChange[]> {
+    const changes: IPlannedChange[] = [];
+    
+    // List of files to remove
+    const filesToRemove = ['yarn.lock', 'package-lock.json', 'tslint.json', 'defaults.yml'];
+    
+    for (const file of filesToRemove) {
+      const exists = await plugins.smartfile.fs.fileExists(file);
+      if (exists) {
+        changes.push({
+          type: 'delete',
+          path: file,
+          module: this.name,
+          description: `Remove obsolete file`
+        });
+      }
+    }
+    
+    return changes;
+  }
+  
+  async applyChange(change: IPlannedChange): Promise<void> {
+    switch (change.type) {
+      case 'delete':
+        await this.deleteFile(change.path);
+        break;
+    }
+  }
+}