add v1.13.21 release notes [skip ci]

Author: GiladShoham

releases-docs/releases/v1.13.21.md

@@ -0,0 +1,32 @@
+### New Features
+
+- Add `--owner` flag to `bit import` for importing all components from all scopes of an owner, e.g., `bit import teambit --owner` (#10133)
+- Add Claude Code skill for Bit CLI reference (#10138)
+- **Workspace Overview Aggregation** for displaying aggregated workspace information (#10124)
+
+### Improvements
+
+- Block postinstall scripts for known untrusted packages (`es5-ext`, `less`, `protobufjs`, `core-js`, `core-js-pure`) by default (#10140)
+- Trust the most popular packages with postinstall scripts by default, using Bun's default allowlist (#10134)
+
+### Performance
+
+- Optimize workspace graph building by lazily importing only dependencies that pass the filter, avoiding fetching large dependency trees for filtered-out components (#10127)
+
+### Bug Fixes
+
+- Fix an issue where Watchman cookies were placed in workspace root instead of `.bit` directory (#10137)
+- Fix an issue where `transpileComponent` output wasn't copied to all dist directories (#10136)
+- Fix an issue where special characters in CLI reference MDX caused rendering issues (#10131)
+- Fix an issue where env path resolution didn't fallback to unversioned path for root component dir (#10125)
+- Fix an issue where duplicate `/_hmr` proxy caused WebSocket HMR to fail (#9804)
+- Fix an issue where webpack static directory watcher watched the entire workspace when directory didn't exist (#10116)
+- Fix an issue where FSEvents stream errors occurred on macOS with multiple Bit watchers by auto-detecting and using Watchman (#10115)
+
+### Internal
+
+- Add `FetchVersionHistory` action for lightweight version-history fetching during export, improving performance for components with long history (#10132)
+- Add `bit cli generate --skill` command for auto-generating Claude Code skill reference files (#10139)
+- Update all MDX usage to v3 (#10122)
+- Update core-envs to latest typescript-compiler with cross-env tsconfig fix (#10135)
+- Add generate-release-notes Claude skill (#10123)