chrome.runtime.onInstalled.addListener(function() {
    var data = {
        apiKey: null,
        groupings: []
    };

    chrome.storage.sync.set(data, function() {
        console.log("data initialized");
    });
});

chrome.browserAction.onClicked.addListener(function() {
    chrome.tabs.create({
        url: 'page/groupings.html'
    });
});