Node 18

.devcontainer/Dockerfile

@@ -1,23 +0,0 @@
-FROM node:14-buster
-
-# Configure apt
-ENV DEBIAN_FRONTEND=noninteractive
-RUN apt-get update \
-    && apt-get -y install --no-install-recommends apt-utils 2>&1
-
-# Verify git and process tools are installed
-RUN apt-get install -y git procps
-
-# Install yarn
-RUN apt-get install -y curl apt-transport-https lsb-release \
-    && curl -sS https://dl.yarnpkg.com/$(lsb_release -is | tr '[:upper:]' '[:lower:]')/pubkey.gpg | apt-key add - 2>/dev/null \
-    && echo "deb https://dl.yarnpkg.com/$(lsb_release -is | tr '[:upper:]' '[:lower:]')/ stable main" | tee /etc/apt/sources.list.d/yarn.list \
-    && apt-get update \
-    && apt-get -y install --no-install-recommends \
-       yarn
-
-# Clean up
-RUN apt-get autoremove -y \
-    && apt-get clean -y \
-    && rm -rf /var/lib/apt/lists/*
-ENV DEBIAN_FRONTEND=dialog

.devcontainer/devcontainer.json

@@ -1,10 +1,20 @@
 {
   "name": "xterm.js",
-  "dockerFile": "Dockerfile",
-  "appPort": 3000,
-  "extensions": [
-    "dbaeumer.vscode-eslint",
-    "editorconfig.editorconfig",
-    "hbenl.vscode-mocha-test-adapter"
-  ]
+  "image": "mcr.microsoft.com/devcontainers/typescript-node:0-18-buster",
+  "features": {
+    "ghcr.io/devcontainers/features/node:1": {} // yarn
+  },
+  "forwardPorts": [
+    3000
+  ],
+  "postCreateCommand": "yarn install",
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "dbaeumer.vscode-eslint",
+        "editorconfig.editorconfig",
+        "hbenl.vscode-mocha-test-adapter"
+      ]
+    }
+  }
 }