Rca tool

[fede2cr]

Adding rca-tool:

• Web interface in leptos, uses WASM to run without any install required and uses stream decompression to analyze
• Rust library released into crate.io, includes CLI tool with text and JSON output
• Python native library that wraps the rust library, released into pypi, includes CLI tool with text and JSON output
• MCP library for interacting with agents, released as crate
• VSCode extension that packages mcp library with rust cli tool
• Extensive testing of the library via the web output via sample files created during CI runs ("fixtures") using Playwright, as well as rust and python unit testing