All my changes (since this repo seems to be unmaintained)

.devcontainer/Dockerfile

@@ -0,0 +1,18 @@
+FROM mcr.microsoft.com/devcontainers/typescript-node:1-20-bullseye
+
+# ARG UBUNTU_PACKAGES="bat p7zip p7zip-full p7zip-rar"
+ARG UBUNTU_PACKAGES="bat p7zip p7zip-full"
+
+RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+    && apt-get -y install --no-install-recommends ${UBUNTU_PACKAGES} \
+    firefox-esr \
+    chromium \
+    && apt-get autoremove -y && apt-get clean -y && rm -rf /var/lib/apt/lists/* /var/tmp/*
+    # && apt-get autoremove -y && apt-get clean -y && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
+# RUN curl https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor > microsoft.gpg && \
+#     install -o root -g root -m 644 microsoft.gpg /etc/apt/trusted.gpg.d/ && \
+#     sh -c 'echo "deb [arch=amd64] https://packages.microsoft.com/repos/edge stable main" > /etc/apt/sources.list.d/microsoft-edge-dev.list' && \
+#     rm microsoft.gpg && \
+#     apt-get update && \
+#     apt install -y microsoft-edge-stable

.devcontainer/devcontainer.json

@@ -0,0 +1,49 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/typescript-node
+{
+	"name": "Node.js & TypeScript",
+	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+	// "image": "mcr.microsoft.com/devcontainers/typescript-node:1-20-bullseye",
+	"build": {
+		"dockerfile": "Dockerfile"
+	},
+
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	"features": {
+		// "ghcr.io/devcontainers-contrib/features/apt-packages:1": {},
+		// "ghcr.io/devcontainers-contrib/features/browserify:2": {},
+		// "ghcr.io/devcontainers-contrib/features/gulp-cli:2": {},
+		// "ghcr.io/devcontainers-contrib/features/http-server:1": {},
+		// "ghcr.io/devcontainers-contrib/features/jshint:2": {},
+		// "ghcr.io/devcontainers-contrib/features/npm-package:1": {},
+		// "ghcr.io/devcontainers-contrib/features/ts-node:1": {},
+		// "ghcr.io/devcontainers-contrib/features/turborepo-npm:1": {},
+		// "ghcr.io/devcontainers-contrib/features/typescript:2": {}
+	},
+
+	// "runArgs": [
+	// 	"--net", "host",
+	// 	"-e", "DISPLAY=:0",
+	// 	"-e", "XAUTHORITY=/tmp/.Xauthority",
+	// 	"-v", "${localEnv:XAUTHORITY}:/tmp/.Xauthority"
+	// ]
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	"forwardPorts": [8080],
+
+	// Use 'postCreateCommand' to run commands after the container is created.
+	// "postCreateCommand": "yarn install",
+
+	// Configure tool-specific properties.
+	"customizations": {
+		"vscode": {
+			"extensions": [
+				// "esbenp.prettier-vscode",
+				"ms-vscode.live-server"
+			]
+		}
+	}
+
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
+}

.github/dependabot.yml

@@ -0,0 +1,12 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for more information:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+# https://containers.dev/guide/dependabot
+
+version: 2
+updates:
+ - package-ecosystem: "devcontainers"
+   directory: "/"
+   schedule:
+     interval: weekly

.github/workflows/ci.yml

@@ -1,26 +1,36 @@
 name: ci
-on: [push, pull_request]
+
+on:
+  push:
+    branches: [$default-branch]
+  pull_request:
+    branches: [$default-branch]
+
 jobs:
+
   build-and-run-unit-tests:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
     - uses: actions/setup-node@v1
       with:
         node-version: 12.x
-    - run: npm install
-    - run: grunt build-test-page
-    - run: node PuppeteerRunTests.js
+    - run: |
+        npm install
+        grunt build-test-page
+        node PuppeteerRunTests.js
+
   screenshot-circuit:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
     - uses: actions/setup-node@v1
       with:
         node-version: 12.x
-    - run: npm install
-    - run: npm run build
-    - run: node PuppeteerScreenshotCircuit.js
+    - run: |
+        npm install
+        npm run build
+        node PuppeteerScreenshotCircuit.js
     - uses: actions/upload-artifact@v2
       with:
         name: screenshot

.github/workflows/pages.yml

@@ -0,0 +1,41 @@
+name: Publish to GitHub Pages
+
+on:
+  push:
+    # branches-ignore: [$default-branch]
+    paths-ignore:
+      - '.devcontainer/**'
+      - '.vscode/**'
+      # - 'out/**'
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Build
+        run: |
+          npm install
+          npm run build
+
+      - name: Deploy
+        uses: JamesIves/github-pages-deploy-action@v4
+        with:
+          folder: out
+          single-commit: true
+
+      # - name: Deploy
+      #   uses: peaceiris/actions-gh-pages@v3
+      #   with:
+      #     publish_dir: ./out
+      #     force_orphan: true
+
+      # - name: Upload artifact
+      #   uses: actions/upload-pages-artifact@v3
+      #   with:
+      #     path: out
+      # - name: Deploy
+      #   uses: actions/deploy-pages@v4