test(mobile): basic e2e tests (#8031)

fix AF-1289

1. tested on 'webkit'
2. a few baseline test cases

tsconfig.json

@@ -133,6 +133,9 @@
     {
       "path": "./tests/affine-migration"
     },
+    {
+      "path": "./tests/affine-mobile"
+    },
     {
       "path": "./tests/affine-legacy/0.7.0-canary.18"
     },