chore(release): prepare v0.1.10

[chaliy]

Summary

Prepare v0.1.10 patch release with major new features and improvements.

Highlights

• Node.js native bindings (@everruns/bashkit): Full npm package with NAPI-RS, async execute API, VFS file helpers, lazy file values — 6 platforms, tested on Node 20/22/24, with 200+ tests and 6 examples
• Pi coding agent integration: Bashkit extension for pi.dev — replaces all four core tools with bashkit-backed virtual implementations
• 39 new builtins (109→148): rg, patch, zip/unzip, iconv, compgen, json, csv, tomlq, yaml, template, parallel, http, help, fc, tree, readlink, clear, fold, expand/unexpand, envsubst, join, split
• Performance: Criterion benchmark harness, 7-runner comparison suite, lazy-init HTTP client, trimmed CLI startup path
• Coprocess & background execution: coproc support, background & with wait, cancellation via AtomicBool

Changes

• Updated CHANGELOG.md with v0.1.10 release notes
• Bumped workspace version from 0.1.9 to 0.1.10
• JS package.json version synced automatically via build.rs