this PR adds a new CLI flag: -e. when used as the last argument without a filename, seamstress prints the names of the example scripts it ships with and exits. when used with a filename, it does the following:
finds the matching script in the examples,
attempts to copy (confirming for overwrite) the script from the examples into ~/seamstress
this PR adds a new CLI flag:
-e. when used as the last argument without a filename, seamstress prints the names of the example scripts it ships with and exits. when used with a filename, it does the following:~/seamstress-w