test: add browser acceptance matrix

package.json

@@ -19,6 +19,8 @@
     "doctor": "node scripts/doctor.mjs",
     "acceptance": "node scripts/acceptance.mjs",
     "architecture:audit": "node scripts/architecture-audit.mjs",
+    "test:browser": "playwright test",
+    "test:browser:ci": "playwright test --reporter=line,html",
     "connections:check": "electron scripts/validate-installed-connections.cjs",
     "deployments:audit": "electron scripts/audit-installed-deployments.cjs",
     "release:binary": "electron scripts/publish-binary-release.cjs",
@@ -28,6 +30,7 @@
   },
   "devDependencies": {
     "@eslint/js": "9.39.5",
+    "@playwright/test": "1.55.0",
     "c8": "10.1.3",
     "electron": "43.2.0",
     "electron-builder": "26.15.3",
@@ -101,9 +104,9 @@
       "docs/RELEASE_NOTES_0.9.5.md",
       "docs/RELEASE_NOTES_0.10.0.md",
       "docs/CURRENT_STATE.md",
-      "docs/MUTATION_MODEL.md"
-      ,"docs/RELEASING.md"
-      ,"docs/ERROR_CODES.md"
+      "docs/MUTATION_MODEL.md",
+      "docs/RELEASING.md",
+      "docs/ERROR_CODES.md"
     ],
     "asarUnpack": [
       "scripts/apply-binary-update.ps1"