Add Playback Rate function

src/Controls.astro

@@ -4,6 +4,7 @@ const {
     Title,
     Live,
     ShowBackAndForward,
+    ShowPlaybackRate,
     SeekColor = '#2185d0',
     PlayerName,
     Subtitles
@@ -72,6 +73,7 @@ import './Styles/Iconoir.css'
             <!-- The requestPictureInPicture() function is not supported in Firefox -->
             <button id="vc-pip" onclick={'document.querySelector("#zorn-player-' + PlayerName + ' video").requestPictureInPicture()'}><i class="iconoir-multi-window"></i></button>
             {Subtitles ? <button id="vc-subtitles"><i class="iconoir-closed-captions-tag-solid"></i></button> : null}
+            {ShowPlaybackRate ? <button onclick="PlayerMenu_PlaybackRate()"><i class="iconoir-timer-solid"></i></button> : null}
             <button id="vc-fullscreen"><i class="iconoir-enlarge"></i></button>
         </div>
     </div>

src/Styles/Index.scss

@@ -337,6 +337,11 @@
     }
 }
 
+#playback-rate {
+    flex-direction: row;
+    min-width: 100px;
+}
+
 button#has-switch svg {
     width: 24px;
 }