ci: add browser test scripts

Author: 2color

packages/client/package.json

@@ -130,6 +130,10 @@
     "dep-check": "aegir dep-check",
     "build": "aegir build",
     "test": "aegir test",
+    "test:chrome": "aegir test -t browser --cov",
+    "test:chrome-webworker": "aegir test -t webworker",
+    "test:firefox": "aegir test -t browser -- --browser firefox",
+    "test:firefox-webworker": "aegir test -t webworker -- --browser firefox",
     "test:node": "aegir test -t node --cov",
     "release": "aegir release"
   },