docs: up contributing

.github/CONTRIBUTING.md

@@ -52,38 +52,36 @@ gh repo clone wevm/abitype
   <a href="#basic-guide">&uarr; back to top</a></b>
 </div>
 
-## Installing Node.js and pnpm
+## 2. Installing Node.js and pnpm
 
-ABIType uses [pnpm](https://pnpm.io) as its package manager. You need to install **Node.js v16 or higher** and **pnpm v7 or higher**.
-
-You can run the following commands in your terminal to check your local Node.js and npm versions:
+ABIType uses Node.js with [pnpm workspaces](https://pnpm.io/workspaces) to manage multiple projects. You can run the following command in your terminal to check your local Node.js version.
 
 ```bash
 node -v
-pnpm -v
 ```
 
-If the versions are not correct or you don't have Node.js or pnpm installed, download and follow their setup instructions:
+If **`node@22`** is not installed, you can install via [fnm](https://github.com/Schniz/fnm) or from the [official website](https://nodejs.org).
+
+Once Node.js is installed, run the following to install [Corepack](https://nodejs.org/api/corepack.html). Corepack automatically installs and manages pnpm.
 
-- Install Node.js using [fnm](https://github.com/Schniz/fnm) or from the [official website](https://nodejs.org)
-- Install [pnpm](https://pnpm.io/installation)
+```bash
+corepack enable
+```
 
 <div align="right">
   <a href="#basic-guide">&uarr; back to top</a></b>
 </div>
 
 ## Installing dependencies
 
-Once in the project's root directory, run the following command to install the project's dependencies:
+Once in the project's root directory, run the following command to install pnpm (via Corepack) and the project's dependencies:
 
 ```bash
 pnpm install
 ```
 
 After the install completes, pnpm links packages across the project for development and [git hooks](https://github.com/toplenboren/simple-git-hooks) are set up.
 
-> **Note:** In case you have to install new packages or upgrade packages make sure to use **[email protected]** and **[email protected]**
-
 <div align="right">
   <a href="#basic-guide">&uarr; back to top</a></b>
 </div>
@@ -94,11 +92,8 @@ Tests are run with [Vitest](https://vitest.dev/guide/testing-types.html):
 
 ```bash
 pnpm test
-pnpm test:typecheck
 ```
 
-> **Note** Ensure to build the package (`pnpm build`) before running the `test:typecheck` suite.
-
 <div align="right">
   <a href="#basic-guide">&uarr; back to top</a></b>
 </div>

.github/workflows/verify.yml

@@ -79,8 +79,8 @@ jobs:
       - name: Link packages
         run: pnpm preconstruct
 
-      - name: Test types
-        run: 'pnpm test:types'
+      - name: Bench types
+        run: 'pnpm bench:types'
 
       - name: Check types
         run: pnpm typecheck

package.json

@@ -3,6 +3,7 @@
   "type": "module",
   "scripts": {
     "bench": "vitest bench",
+    "bench:types": "TYPES=true vitest bench-d.ts",
     "build": "pnpm run --r --filter \"./packages/**\" build",
     "changeset:prepublish": "pnpm version:update && pnpm build && bun .scripts/formatPackageJson.ts && bun .scripts/generateProxyPackages.ts",
     "changeset:publish": "pnpm changeset:prepublish && changeset publish",
@@ -22,7 +23,6 @@
     "test": "vitest",
     "test:build": "pnpm run --r --parallel test:build",
     "test:cov": "vitest run --coverage",
-    "test:types": "TYPES=true vitest bench-d.ts",
     "test:update": "vitest --update",
     "trace": "tsc --noEmit --generateTrace ./playgrounds/performance/out --incremental false --project playgrounds/performance/tsconfig.json && echo \"Open playgrounds/performance/out/trace.json in https://ui.perfetto.dev\"",
     "typecheck": "pnpm run --r --parallel typecheck && tsc --noEmit",
@@ -31,7 +31,7 @@
     "version:update": "bun .scripts/updateVersion.ts"
   },
   "devDependencies": {
-    "@arktype/attest": "0.8.1",
+    "@arktype/attest": "0.8.0",
     "@biomejs/biome": "^1.8.2",
     "@changesets/changelog-github": "^0.5.0",
     "@changesets/cli": "^2.27.6",
@@ -49,6 +49,9 @@
     "vitest": "^1.6.0"
   },
   "packageManager": "[email protected]",
+  "engines": {
+    "node": "22.x"
+  },
   "simple-git-hooks": {
     "pre-commit": "pnpm format && pnpm lint:fix"
   },