Add tab bar icons and project CLAUDE.md

[badrinathvm]

Description

• Added SF Symbol icons to all tab bar items in the example app for better visual clarity (PitStops, Examples, LifeCycle, Card, Basic)
• Added CLAUDE.md with project conventions, build instructions, and development guide

Type of change

• Bug fix
• New feature
• Breaking change
• This change requires a documentation update

How Has This Been Tested

• Manual testing - verified tab bar icons render correctly in the example app
• Unit Testing
• UI Testing

Want me to create the commit and open the PR with this?

Test Configuration

• Xcode version: Xcode 26.2
• Device/Simulator: iPhone 17 Pro
• iOS version: 26.2
• MacOSX version

Checklist:

For checklist items not applicable, mention NA in front of it with some comment if applicable.

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• Add comments to code particularly in hard-to-understand areas
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes before pushing the pull request