This is a Chrome extension that adds a "Load All To Card" button to the Giant Digital Coupons Dashboard. The Javascript action on this button will click on all the coupons in one shot, adding all of them to your store card.
git clone this repository to your local disk or download the zip file and extract.
Go to the Chrome extensions page (chrome://extensions). You'll need to enable developer mode in order to load an unpacked extension.
Click on "Load unpacked extension" and navigate to the folder in which you cloned or extracted the source files. Select this folder to load the extension.
Once you've installed and enabled this extension, go to the Giant Digital Coupons Dashboard and find the "Load All To Card" button. Click on it and it'll load all the coupons to your card.