Fix dev container environment

.devcontainer/Dockerfile

@@ -1,7 +1,7 @@
 # See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.233.0/containers/typescript-node/.devcontainer/base.Dockerfile
 
 # [Choice] Node.js version (use -bullseye variants on local arm64/Apple Silicon): 18, 16, 14, 18-bullseye, 16-bullseye, 14-bullseye, 18-buster, 16-buster, 14-buster
-ARG VARIANT="18-bullseye"
+ARG VARIANT="16-bullseye"
 FROM mcr.microsoft.com/vscode/devcontainers/typescript-node:0-${VARIANT}
 
 # [Optional] Uncomment this section to install additional OS packages.

.devcontainer/devcontainer.json

@@ -1,7 +1,7 @@
 // For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
 // https://github.com/microsoft/vscode-dev-containers/tree/v0.233.0/containers/typescript-node
 {
-	"name": "Node.js & TypeScript",
+	"name": "Iconify Development",
 	"build": {
 		"dockerfile": "Dockerfile",
 		// Update 'VARIANT' to pick a Node version: 18, 16, 14.
@@ -27,7 +27,7 @@
 	// "forwardPorts": [],
 
 	// Use 'postCreateCommand' to run commands after the container is created.
-	"postCreateCommand": "echo \"Run 'npm install' to install dependencies and build packages\"",
+	"postCreateCommand": "sudo corepack enable && sudo npm i -g @antfu/ni && ni",
 
 	// Comment out to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
 	"remoteUser": "node"

.gitignore

@@ -5,3 +5,4 @@ debug_packages/
 lerna-debug.log
 .pnpm-debug.log
 .idea/
+.pnpm-store/

README.md

@@ -199,6 +199,8 @@ I suggest to install [NI](https://github.com/antfu/ni), it makes it easy to work
 
 Instead of figuring out if you should run `npm install` or `pnpm install` or `yarn install`, just run `ni` and it will execute current package manager, `nr build` to build, `nr test` to run tests test.
 
+It is automatically installed if you are using Dev Container.
+
 ## Documentation
 
 Documentation for all packages is available on [Iconify documentation website](https://docs.iconify.design/icon-components/):