Added quick comments about code

state/actions/addFaucetAccount.ts

@@ -20,7 +20,14 @@ export const names = [
   "Walter",
 ];
 
+/* This function adds faucet account to application global state.
+ * It calls the /api/faucet endpoint which in send a HTTP POST to
+ * https://hooks-testnet.xrpl-labs.com/newcreds and it returns
+ * new account with 10 000 XRP. Hooks Testnet /newcreds endpoint
+ * is protected with CORS so that's why we did our own endpoint
+ */
 export const addFaucetAccount = async (showToast: boolean = false) => {
+  // Lets limit the number of faucet accounts to 5 for now
   if (state.accounts.length > 4) {
     return toast.error("You can only have maximum 5 accounts");
   }