feat: add spotify link

Author: trungvose

frontend/src/app/project/pages/board/board.component.html

@@ -6,14 +6,21 @@
             <a href="https://www.buymeacoffee.com/tuantrungvo"
                target="_blank"
                rel="noopener">
-                <j-button className="btn-secondary mr-2"> 🍺 Buy me a beer
+                <j-button className="btn-secondary mr-2"> 🍺 Support
+                </j-button>
+            </a>
+
+            <a href="https://github.com/trungk18/angular-spotify"
+               target="_blank"
+               rel="noopener">
+                <j-button className="btn-secondary mr-2"> 🎧 Spotify
                 </j-button>
             </a>
 
             <a href="https://tetris.trungk18.com/"
                target="_blank"
                rel="noopener">
-                <j-button className="btn-secondary mr-2"> 🎮 Angular Tetris
+                <j-button className="btn-secondary mr-2"> 🎮 Tetris
                 </j-button>
             </a>