Add Claude 3 support via new Anthropic client library

Added slightly improved command reformulation logic
Added support for Claude 3 APIs; using Sonnet by default

Add failed-command reformulation support

The shell will now provide context back to the LLM when the LLM-proposed command fails to execute, regarding the failure code and stderr, asking the LLM to generate a new variant of the command to successfully complete the task at hand.

Fix (temporary) build breakage from upstream package; add Claude API support

• Adds Claude support through unofficial anthrpoic-rs client
• Fix a build breakage caused by rust-llama.cpp's dependency on the cc-rs crate
• Some UX fixes

Simple shell history support, added GPT 3.5 Turbo

• Added support for ingesting, navigating and writing native shell command history, via a forked inquire repository.
• Updated llama flags to local and tested with a few new models - codellama and mistral-instruct work well
• Added support for GPT3.5 Turbo