Already exists :) Set the `local_uri` setting in the configuration (`llm2sh --setup`), and either pass `-m local` on the CLI or set `"default_model": "local"`

Already exists :) Set the `local_uri` setting in the configuration (`llm2sh --setup`), and either pass `-m local` on the CLI or set `"default_model": "local"` in the config. PRs are always welcome.