This shiny app would expect a tibble object called `shiny.tt` in the user's working environment.
runExample()
shiny.tt should have variables: `x3p`, `scan_id`, `crosscut`, `ccdata`, `grooves`.
To have this shiny app run properly, `shiny.tt` should at least include `grooves` as a variable
if (FALSE) {
bulletxtrctr::runExample()
}