chore: modernize dependencies and migrate to ESM#137
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- Remove 11 unused devDependencies (react ecosystem, c8, ts-node, ts-prune, jsdom) - Remove 4 unused scripts (build:frontend, dev:frontend, preview, check:unused:all) - Migrate ts-prune → knip for unused export detection - Migrate CJS → ESM across all scripts/ and bin/ files - Upgrade Biome v1 → v2, vitest v3 → v4, vite v5 → v6, @types/node v20 → v22 - Update tsconfig: target ES2020 → ES2022, module commonjs → Node16 - Make agent/skill docs environment-independent (remove hardcoded script names) Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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Summary
Details
Dependencies removed (11)
react, react-dom, @types/react, @types/react-dom, @vitejs/plugin-react, @testing-library/react, @testing-library/jest-dom, jsdom, c8, ts-node, ts-prune
Dependencies added
knip (replaces ts-prune)
Dependencies upgraded
ESM migration
All files in
scripts/andbin/converted from CommonJS (require/module.exports) to ES Modules (import/export) withnode:protocol for Node.js builtins.Agent/skill updates (en/ja)
ts-prunebuild:frontendTest plan
node scripts/set-language.js --status— language status displaynode scripts/set-language.js ja— language switchingnode scripts/show-coverage.js— coverage check (expected exit 1 without coverage data)node scripts/utils.js— ESM exports verifiednode bin/create-project.js --help— CLI help displaynode scripts/setup-project.js /tmp/test-project en— new project creation (verified: no react/ts-prune, has knip, type=module)node scripts/update-project.js --dry-run— update dry-runnpm run check— Biome v2 check passesnpm run build— TypeScript build passes🤖 Generated with Claude Code