Add comprehensive README

[key]

Summary

• Add full README with project description, tools table, quickstart guides (Docker and source), environment variable configuration reference, MCP client setup examples (Claude Desktop and Claude Code), architecture diagram, development commands, and project structure overview
• Add CLAUDE.local.md to .gitignore

Test plan

• Verify README renders correctly on GitHub
• Verify all links are valid
• Verify Docker and source build instructions work

🤖 Generated with Claude Code

Summary by CodeRabbit

• Documentation
  • Enhanced README with comprehensive information about the MCP sigrok server, including quickstart instructions, configuration details, architecture overview, development guidelines, and project structure.

[coderabbitai]

Walkthrough

Two documentation and configuration updates: .gitignore expanded to exclude CLAUDE.local.md local settings file, and README.md substantially enhanced with comprehensive MCP sigrok server documentation covering tools, quickstart, configuration, and architecture.

Changes

Cohort / File(s)	Summary
Configuration & Documentation .gitignore, README.md	Added local settings file to gitignore; expanded README with full project documentation including overview, tools, quickstart, configuration, and architecture details.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

Poem

🐰 A doc so grand, we weave and write,
In README's light, the project shines bright!
Local files tucked away from sight,
Organization done just right! ✨

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Note

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