test: added Readme file for appwright tests

[javiergarciavera]

Description

Changelog

CHANGELOG entry:

Related issues

Fixes:

Manual testing steps

Feature: my feature name

  Scenario: user [verb for user action]
    Given [describe expected initial app state]

    When user [verb for user action]
    Then [describe expected outcome]

Screenshots/Recordings

Before

After

Pre-merge author checklist

• I’ve followed MetaMask Contributor Docs and MetaMask Mobile Coding Standards.
• I've completed the PR template to the best of my ability
• I’ve included tests if applicable
• I’ve documented my code using JSDoc format if applicable
• I’ve applied the right labels on the PR (see labeling guidelines). Not required for external contributors.

Pre-merge reviewer checklist

• I've manually tested the PR (e.g. pull and build branch, run the app, test code being changed).
• I confirm that this PR addresses all acceptance criteria described in the ticket it closes and includes the necessary testing evidence such as recordings and or screenshots.

---

Note

Adds a comprehensive appwright/README.md documenting the mobile performance test setup, execution, and reporting.

• Documentation:
  • Adds appwright/README.md detailing:
    • Test structure and directories (appwright.config.ts, fixtures/, reporters/, tests/performance/*, utils/, test-reports/).
    • Configuration: projects (local Android/iOS, BrowserStack variants), timeouts, reporters, report paths.
    • Running tests: yarn scripts and Appwright CLI usage with --project and --config.
    • Test categories: login, onboarding, predict; key specs listed.
    • Page Object Model: screen objects location, example usage, shared flows in utils/Flows.js.
    • Environment variables: BrowserStack creds/devices/app URLs and test SRPs/passwords.
    • Reports and metrics: HTML report location and custom performance JSON outputs; metrics tracked and timer example.
    • Best practices, troubleshooting, additional resources, contributing, and support guidance.

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[github-actions]

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

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