feat: Integrate SonarCloud for code quality analysis

[activatedkc]

Integrated SonarCloud into the CI pipeline to automate code quality analysis and enforce quality gates.

Changes:

• Added sonar-project.properties with project metadata and coverage paths.
• Updated ci.yml to generate Jest coverage reports and run SonarCloud analysis on Pull Requests and pushes to main.

Action Required:
Please ensure that the SONAR_TOKEN secret is added to the GitHub repository settings for the analysis to authenticate correctly.

Pull Request Checklist

Quality Gates (All must pass before merge)

• Lint: Code passes ESLint and Prettier checks (Verified via CI)
• Type Check: TypeScript compilation succeeds (Verified via CI)
• Tests: All tests pass (Verified via CI)
• Build: Project builds successfully (Verified via CI)
• Rust Format: Smart contract formatting is correct (Verified via CI)
• Rust Clippy: Smart contract linting passes (Verified via CI)
• Rust Tests: All smart contract tests pass (Verified via CI)
• Rust Build: Smart contracts compile successfully (Verified via CI)

Additional Requirements

• New code has appropriate TypeScript types
• No hardcoded secrets or credentials
• New features have corresponding tests
• Documentation updated (SonarCloud config added)

Reviewers

• At least 1 approval required for merge
• All CI checks must be green

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This PR will not be mergeable until all quality gates pass.

Closes #90

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[activatedkc]

@Smartdevs17 kindly review

[activatedkc]

@Smartdevs17 kindly review