Initial popup UI and music picker

js/popup.js

@@ -0,0 +1,18 @@
+// Save settings
+document.querySelector('#music-picker').addEventListener('change', function () {
+    chrome.storage.local.set({
+        music: document.querySelector('#music-picker').value
+    })
+})
+
+// Get stored settings
+chrome.storage.local.get(function (data) {
+    document.querySelector('#music-picker').value = data.music;
+})
+
+// Button link functionality
+document.querySelectorAll('button[data-link]').forEach(function (el) {
+    el.addEventListener('click', function () {
+      chrome.tabs.create({ url: el.getAttribute('data-link') })
+    })
+  })