📊 Create Feature Comparison Table for All Supported Linux Distributions

## Description
Users need a clear comparison of features, resource requirements, and use cases for each supported Linux distribution.

## Tasks
- [ ] Create a comprehensive comparison table in README.md
- [ ] Include columns: Distribution, RAM Required, Storage, Desktop Environments, Best Use Case, Difficulty Level
- [ ] Add visual indicators (emojis/icons) for quick scanning
- [ ] Include performance benchmarks if available

## Example Format
| Distribution | RAM | Storage | DE Support | Best For | Difficulty |
|--------------|-----|---------|------------|----------|------------|
| Kali Linux | 2GB | 4GB | XFCE, KDE | Pentesting | ⭐⭐⭐ |

## Expected Outcome
A clear, scannable table helping users choose the right distribution for their needs.

## Skills Required
- Technical writing
- Markdown tables
- Linux knowledge (helpful but not required)

## Difficulty Level
🟢 Beginner Friendly

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*Perfect for first-time contributors! Hacktoberfest 2025*