* Output error when ls into a file without permission
* math sqrt
* added test to check fails when ls into prohibited dir
* fix lint
* math sqrt with tests and doc
* trigger wasm build
* Update filesystem_shell.rs
* Fix Running echo .. starts printing integers forever
* Allow for multiple table scraping
* linting
* Fix clippy
* linting
Co-authored-by: Jonathan Turner <jonathandturner@users.noreply.github.com>