build: add compatibility with dev containers

Author: pheekus

.devcontainer/devcontainer.json

@@ -0,0 +1,11 @@
+{
+  "name": "foxy-elements",
+  "image": "mcr.microsoft.com/devcontainers/javascript-node:1-20-bookworm",
+  "features": {
+    "ghcr.io/rocker-org/devcontainer-features/apt-packages:1": {
+      "packages": "chromium"
+    }
+  },
+  "forwardPorts": [8000],
+  "postCreateCommand": "npm install"
+}

web-test-runner.config.js

@@ -6,7 +6,14 @@ import webServerConfig from './web-dev-server.config.js';
 export default Object.assign({}, webServerConfig, {
   browserLogs: false,
 
-  browsers: [puppeteerLauncher()],
+  browsers: [
+    puppeteerLauncher({
+      launchOptions: {
+        executablePath: '/usr/bin/chromium',
+        args: ['--no-sandbox', '--disable-setuid-sandbox'],
+      },
+    }),
+  ],
 
   groups,