[Chore]: Add badges to README.md

[martyy-code]

Task Description

Add GitHub badges to the README.md file to display key metadata at a glance.

Scope Definition

In Scope:

• Add npm version badge
• Add npm downloads badge
• Add license badge
• Add GitHub Actions CI badge
• Add TypeScript badge

Out of Scope:

• Changes to the documentation website
• Changes to CI/CD workflows

User-Facing Impact

• No user-facing impact - internal/tooling/maintenance only

Component(s) Affected

• Documentation

Priority & Effort

Priority: p3: Low - Nice to have, can wait

Estimated Effort: effort: xs - Few minutes

Related Issues & Dependencies

• Related issue: Setup of this repository

Technical Approach

Files that may need changes:

• README.md

Suggested badges:

• npm: https://img.shields.io/npm/v/@deessejs/errors
• Downloads: https://img.shields.io/npm/dm/@deessejs/errors
• License: https://img.shields.io/npm/l/@deessejs/errors
• CI: https://img.shields.io/github/actions/workflow/status/nesalia-inc/errors/ci.yml
• TypeScript: https://img.shields.io/badge/TypeScript-5.0-blue

Risk & Rollback

Risk: Low - simple documentation change

Rollback plan: Revert README.md changes

Pre-Submission Checklist

• Task description clearly defines the end state
• Scope (in/out) is clearly defined
• Component(s) affected are specified
• I have searched for existing issues covering this work
• Dependencies are identified (blocks/blocked-by)
• I understand this issue will be labeled according to the project taxonomy
• Note: type: chore is a project-specific label for general maintenance tasks not covered by the standard type labels (bug, feature, refactor, docs, security)