edited file output type

added appending to svg and added svg preview. added new shapes for preview

add additional function for writeFile function

change writeFileSync to AppendFileSync

added semicolons for fun

moved modular question folder into /lib

modularized files, added methods, consolidated functions, tested

added more comments for clarity

added comments to clarify code sections

spacing edits

prompt function added

fun function name change for init

new walkthrough video added with, readme information edited

completed dev and test shapes.test.js, polished prompt parameters in regex, completed dev generateshape for dynamic triangles

templ literal adjustments. fixed something i broke