chore: update package.json & Contributing with Node version

Related
#4179 (comment)
prisma/docs#913

CONTRIBUTING.md

@@ -13,8 +13,10 @@ pnpm run setup
 
 Note for Windows: Use the latest version of [Git Bash](https://gitforwindows.org/)
 
-### General Prerequisites
+## General Prerequisites
 
+1. Node.js `>=10.13` minimum, [latest LTS is recommended](https://nodejs.org/en/about/releases/)
+1. Install [`yarn@1`](https://classic.yarnpkg.com/en/docs/install/) (for building a "pack" version of the client)
 1. Install [`pnpm@5.10.4`](https://pnpm.js.org/) (for installing npm dependencies)
 1. Install [`docker`](https://www.docker.com/products/docker-desktop) (for managing test databases)
 1. Install [`ts-node`](https://github.com/TypeStrong/ts-node) (for running Node scripts written in TypeScript)

src/packages/cli/README.md

@@ -8,7 +8,7 @@ Check out the [**Getting Started Quickstart**](https://www.prisma.io/docs/gettin
 
 ## Installation
 
-The Prisma CLI currently requires Node.js 10 (or higher).
+The Prisma CLI currently requires Node.js 10.4 (or higher).
 We recommend using [the latest Node.js LTS ("long-term support") release.](https://nodejs.org/en/about/releases/)
 
 ### npm

src/packages/cli/package.json

@@ -30,7 +30,7 @@
   },
   "license": "Apache-2.0",
   "engines": {
-    "node": ">=10"
+    "node": ">=10.4"
   },
   "prisma": {
     "prismaCommit": "87d13fded344f1f387a8510f0fa23139444516c6"

src/packages/client/package.json

@@ -22,7 +22,7 @@
   "types": "index.d.ts",
   "license": "Apache-2.0",
   "engines": {
-    "node": ">=10"
+    "node": ">=10.4"
   },
   "homepage": "https://github.com/prisma/prisma-client-js",
   "repository": {