Add repository information microagent

[hieptl]

Summary

This PR adds a microagent to provide comprehensive information about the Netflix Clone repository. The microagent is designed to help users understand the project structure, technology stack, and learning objectives when triggered with the "repo" keyword.

Changes Made

• ✅ Created .openhands/microagents/ directory structure
• ✅ Added repo.md microagent with detailed repository information
• ✅ Configured proper YAML frontmatter with triggers and metadata

Microagent Features

The new microagent provides information about:

• Project Overview: Educational Netflix clone built with React and Firebase
• Technology Stack: React 17.0.2, Firebase 8.6.3, React Router DOM 5.2.0
• Project Structure: Detailed breakdown of directories and components
• Learning Objectives: React concepts covered (JSX, hooks, routing, Firebase integration)
• Course Structure: 4-episode tutorial series breakdown
• Development Setup: Available npm scripts and development workflow
• Educational Value: Target audience and learning outcomes

Trigger

The microagent is activated by the keyword: repo

Testing

The microagent follows the standard OpenHands microagent format with:

• Proper YAML frontmatter
• Knowledge type classification
• Clear trigger configuration
• Comprehensive content structure

Impact

This microagent will help users quickly understand:

• What this repository contains
• How to work with the codebase
• The educational purpose and structure
• Technical requirements and setup

No breaking changes or modifications to existing code.