feat: Migrated to Taskfile

[vara-bonthu]

🔄 Pull Request

📝 Description

Brief description of changes and motivation.

• Remove Makefile and replace with comprehensive Taskfile.yml
• Add 20+ task definitions covering all development workflows
• Update documentation references from make to task commands
• Improve cross-platform support (Windows, macOS, Linux)
• Add background service management with clean start/stop workflow
• Auto-install uv dependency when running task install
• Fix MCP Inspector background execution

🎯 Type of Change

• 🐛 Bug fix (non-breaking change that fixes an issue)
• ✨ New feature (non-breaking change that adds functionality)
• 💥 Breaking change (fix or feature that would cause existing functionality to change)
• 📖 Documentation update
• 🧪 Test improvement
• 🔧 Refactoring (no functional changes)

🧪 Testing

• ✅ All existing tests pass (uv run pytest)
• 🔬 Tested with MCP Inspector
• 📊 Tested with sample Spark data
• 🚀 Tested with real Spark History Server (if applicable)

🔬 Test Commands Run

# Example:
# uv run pytest test_tools.py -v
# npx @modelcontextprotocol/inspector uv run main.py

🛠️ New Tools Added (if applicable)

• Tool Name: new_tool_name
• Purpose: What it does
• Usage: Example parameters

📸 Screenshots (if applicable)

✅ Checklist

• 🔍 Code follows project style guidelines
• 🧪 Added tests for new functionality
• 📖 Updated documentation (README, TESTING.md, etc.)
• 🔧 Pre-commit hooks pass
• 📝 Added entry to CHANGELOG.md (if significant change)

📚 Related Issues

Fixes #2

🤔 Additional Context

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🎉 Thank you for contributing! Your effort helps make Spark monitoring more intelligent.