feat: add main music to game

Tetris.py

@@ -1,5 +1,6 @@
 import sys
 import pygame
+from pygame import mixer
 
 from util.ConfigurationManager import ConfigurationManager
 from util.PieceGenerator import PieceGenerator 
@@ -20,6 +21,7 @@ class Tetris:
 
     def initialize(self) -> None:
         pygame.init()
+        mixer.init()
 
         win_width = ConfigurationManager.configuration["window"]["width"]
         win_height = ConfigurationManager.configuration["window"]["height"]
@@ -30,12 +32,15 @@ class Tetris:
         self.tile_size = ConfigurationManager.configuration["engine"]["tile-size"]
         self.screen = pygame.display.set_mode((win_width, win_height))
         self.clock = pygame.time.Clock()
+        mixer.music.load("main_music.mp3")
+        mixer.music.set_volume(0.7)
         self.well = Well((280, 80), ConfigurationManager.configuration["color"]["border"]) # TODO calculate position later and redo color config for well
         self.stack = Stack(ConfigurationManager.configuration["color"]["base-4"], ConfigurationManager.configuration["color"]["border"])
 
         loaded_icon = pygame.image.load(win_icon)
         pygame.display.set_caption(win_title)
         pygame.display.set_icon(loaded_icon)
+        mixer.music.play(-1)
 
     # gets called from the games main loop
     def update(self) -> None: