feat(audio): integrate OpenAL audio engine with WAV/MP3/FLAC support

include/Cubed/audio/audio_source.hpp

@@ -0,0 +1,26 @@
+#pragma once
+#include "Cubed/audio/audio_buffer.hpp"
+
+#include <AL/al.h>
+namespace Cubed {
+
+enum class AudioState { INITIAL, PLAYING, PAUSED, STOPPED };
+
+class AudioSource {
+public:
+    AudioSource();
+    ~AudioSource();
+
+    void set_buffer(const AudioBuffer& buffer);
+    void set_loop(bool on = true);
+
+    void play();
+    void stop();
+    void pause();
+
+    AudioState state();
+
+private:
+    ALuint m_source = 0;
+};
+} // namespace Cubed