add checkbox field to input
add checkbox field to input

xflows/textflows,Alshak/clowdflows,xflows/clowdflows,xflows/clowdflows,xflows/textflows,Alshak/clowdflows,xflows/textflows,Alshak/clowdflows,xflows/textflows,Alshak/clowdflows,xflows/clowdflows-backend,xflows/clowdflows,xflows/clowdflows,Alshak/clowdflows,xflows/clowdflows-backend,Alshak/clowdflows,xflows/clowdflows-backend,xflows/clowdflows,xflows/clowdflows-backend,Alshak/clowdflows,xflows/textflows