Add support for running in the browser #1281

Job	Run time
Dartdoc	1m 26s
Node tests \| Dart stable \| Node 18 \| ubuntu-latest	2m 29s
Node tests \| Dart stable \| Node 18 \| windows-latest	4m 54s
Node tests \| Dart stable \| Node 18 \| macos-latest	3m 18s
Node tests \| Dart stable \| Node 16 \| ubuntu-latest	3m 30s
Node tests \| Dart stable \| Node 14 \| ubuntu-latest	2m 27s
Node tests \| Dart dev \| Node 18 \| ubuntu-latest	3m 56s
Dart tests \| Dart stable \| ubuntu-latest	3m 30s
Dart tests \| Dart stable \| windows-latest	6m 7s
Dart tests \| Dart stable \| macos-latest	2m 36s
Dart tests \| Dart dev \| ubuntu-latest	3m 34s
Browser Tests \| Dart stable	1m 59s
JS API Tests \| Dart stable \| Browser	1m 10s
Language Tests \| Dart stable \| synchronous	1m 2s
Language Tests \| Dart dev \| synchronous	59s
Language Tests \| Dart stable \| asynchronous	48s
Static analysis	33s
JS API Tests \| Dart stable \| Node 18 \| ubuntu-latest	1m 24s
JS API Tests \| Dart stable \| Node 18 \| windows-latest	4m 4s
JS API Tests \| Dart stable \| Node 18 \| macos-latest	2m 38s
JS API Tests \| Dart stable \| Node 16 \| ubuntu-latest	1m 25s
JS API Tests \| Dart stable \| Node 14 \| ubuntu-latest	1m 59s
JS API Tests \| Dart dev \| Node 18 \| ubuntu-latest	1m 19s
Double-check	0s
Foundation	0s
Bourbon	0s
Bootstrap ${{ matrix.bootstrap_version }}	0s
Bulma	0s
Deploy Github: linux-ia32, linux-x64	0s
Deploy Pub	0s
Deploy Homebrew	0s
Deploy npm	0s
Deploy Chocolatey	0s
Deploy sass-lang.com	0s
Deploy Github: ${{ matrix.platform }}	0s
Deploy Github: linux-${{ matrix.arch }}	0s
Deploy Sub-Packages	0s
Deploy Bazel	0s
Release Embedded Compiler	0s
	57m 7s

Provide feedback