the app  sets up  linebrakes `r and encloses i.e. {#} , {!} + {:}
If you intent to paste html code it’s important that there is a doublequote before  the web protocol  “htt…

example

# ─────██████████════█

thanks for ADDing
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pasted with http://shortCUTTER.tk#_open_source!.﴾͡๏̯͡๏﴿.

the code from the pasting above

:*:fb[::{#} ─────██████████════█`r`rthanks for adding`r▒▒▒▒▒▒▒▒▒██▒▒▒▒███▒▒▒▒██`r▒▒▒▒▒▒▒▒█▓▓█▒██▓▓▓██▒█▓▓█`r▒▒▒▒▒▒▒█▓▒▒▓█▓▓▓▓▓▓▓█▓▒▒▓█`r▒▒▒▒▒▒▒█▓▒▒▓ █▄ █▄█ ▀▄▀▓▒▒▓█`r▒▒▒▒▒▒▒▒█▓▒▒▓▓▓▓▓▓▓▓▓▒▒▓█`r▒▒██▒▒▒▒▒█▓▓▓▓▓▓▓▓▓▓▓▓▓█▒█▓▓█▒▒▒▒█▓▓█▓▓▓▓▓▓█▓▓▓█`r█▓▓▓▓█▒▒▒█▓▓██▓▓▓▓▓██▓▓█`r▒█▓▓█▒▒▒█▓▓▓▓▒▒█▓█▒▒▓▓▓▓█`r▒█▓▓█▒▒█▓▓▒▒▓▒▒███▒▒▓▒▒▓▓█`r▒█▓▓█▒▒█▓▓▒▒▓▒▒▒█▒▒▒▓▒▒▓▓█`rpasted with http://shortCUTTER.tk{#}_open_source{!}.﴾͡๏̯͡๏﴿.

my current 15kb script -.ahk ( includes 4 shortcuts with ca 400 characters output like above )