Handle TileTake messages

board-shared/src/game.rs

@@ -49,6 +49,10 @@ impl Hand {
         Ok(())
     }
 
+    pub fn push(&mut self, tile: Tile) {
+        self.tiles.push(tile);
+    }
+
     pub fn remove(&mut self, idx: usize) -> Option<Tile> {
         if idx < self.tiles.len() {
             Some(self.tiles.remove(idx))