feat(mobile): Add semantic versioning with standard-version

- Add standard-version for automated version bumping
- Create .versionrc with custom configuration for app.json
- Add version-updater.cjs script for Expo version syncing
- Add version bump scripts (release, release:patch, release:minor, release:major)
- Initialize CHANGELOG.md with v1.0.0 release notes
- Add iOS buildNumber and Android versionCode for app store releases
- Update .gitignore to allow CHANGELOG.md

This establishes proper engineering practices for version management.

mobile/CHANGELOG.md

@@ -0,0 +1,27 @@
+# Pezkuwi Mobile Changelog
+
+All notable changes to the Pezkuwi Mobile application will be documented in this file.
+
+## [1.0.0] - 2026-01-19
+
+### Features
+
+- Welcome screen with language selection
+- Multi-language support (EN, TR, KMR, CKB, AR, FA)
+- RTL support for Arabic, Central Kurdish, and Persian
+- Authentication (Sign In/Sign Up)
+- Main dashboard with 5-tab bottom navigation
+- Wallet integration with @pezkuwi/api
+- Live blockchain data display (HEZ, PEZ, USDT)
+- Send/receive transaction functionality
+- QR code generation and scanning
+- Biometric authentication (Face ID / Fingerprint)
+- Secure storage for sensitive data
+- WebView SSO integration
+
+### Chores
+
+- Initial project setup with Expo SDK 54
+- Jest testing configuration with 35%+ coverage
+- ESLint configuration
+- CI/CD pipeline setup