Given the below snippet extracted from the request handler in the to$-$do list Server. Complete the code for the POST method to read in data chunks as they arrive to the server

var list $=$ U; $//$the todo list

const reqHandler $=($reg$,$ res$)=>\{$

switch $($reg$.$ method$)\{$

case 'POST':

let item $="$;

req. setEncoding$($ 'utf$-8\text{'})$;

$//$Fire data event when a data chunk arrives

reg.on$([$A$],([$B$])=>\{$

item $+=[$CI;

$\})$;

req.on$([$D$],()=>\{$

$//$push the item on to the list

$[$E$]$

console. log $($list$)$;

$\})$;

break; A$=$ B$=$ C$=$ D$=$ E$=$