fix: rename all packages from @mosaic/* to @mosaicstack/*

- Updated all package.json name fields and dependency references
- Updated all TypeScript/JavaScript imports
- Updated .woodpecker/publish.yml filters and registry paths
- Updated tools/install.sh scope default
- Updated .npmrc registry paths (worktree + host)
- Enhanced update-checker.ts with checkForAllUpdates() multi-package support
- Updated CLI update command to show table of all packages
- Added KNOWN_PACKAGES, formatAllPackagesTable, getInstallAllCommand
- Marked checkForUpdate() with @deprecated JSDoc

Closes #391

packages/forge/__tests__/pipeline-runner.test.ts

@@ -13,7 +13,7 @@ import {
   getPipelineStatus,
 } from '../src/pipeline-runner.js';
 import type { ForgeTask, RunManifest, TaskExecutor } from '../src/types.js';
-import type { TaskResult } from '@mosaic/macp';
+import type { TaskResult } from '@mosaicstack/macp';
 
 /** Mock TaskExecutor that records submitted tasks and returns success. */
 function createMockExecutor(options?: {