npm init create .nvmrc create .envrc

pnpm add -D typescript npx tsc --init

update ts config "noEmit": true, "skipLibCheck": true

pnpm add -D tsup

update package.json

  "private": false,
  "main": "dist/index.js",
  "module": "dist/index.mjs",
  "types": "dist/index.d.ts",

create src/index.ts

add package build/lint scripts

"build": "tsup src/index.ts --format cjs,esm --dts", "lint": "tsc",

add .gitignore

    node_modules
    .idea
    dist

git init create repo and push initial commit

-- add vitest pnpm add vitest -D create src/index.test.ts

import {describe, it, expect} from "vitest"

describe("index", () => {
    it("should pass ci", () => {
        expect(1).toBe(1);
    })
})

add package tests scripts

    "dev": "vitest",
    "test": "vitest run",

commit vitests

add prettier pnpm add -D --save-exact prettier node --eval "fs.writeFileSync('.prettierrc','{}\n')" node --eval "fs.writeFileSync('.prettierignore','dist\npnpm-lock.yaml')" pnpm exec prettier . --write

Commit

add github actions node --eval "fs.mkdirSync('.github/workflows', { recursive: true })" node --eval "fs.writeFileSync('.github/workflows/main.yml','')"

add ci script to package.json "lint": "tsc && pnpm exec prettier . --write", "ci": "tsc && pnpm run test && pnpm run build",

add npm publish script node --eval "fs.writeFileSync('.github/workflows/publish.yml','')" pnpm add @changesets/cli -D pnpm changeset init

update .changeset/config.json add package.json release script set "access": "public" add env variable NPM_TOKEN to github actions secret settingss => actions => allow GitHub Actions to create and approve pull requests set github workflow permissions to allow create and approve pull requests add .npmignore

pnpm changesets