add basic match3 logic

use proper logging everywhere
add gamepad and keyboard control on match3 gameplay

scenes/main/Main.gd

@@ -7,11 +7,11 @@ const MAIN_MENU_SCENE = preload("res://scenes/ui/MainMenu.tscn")
 const SETTINGS_MENU_SCENE = preload("res://scenes/ui/SettingsMenu.tscn")
 
 func _ready():
-	print("Main scene ready")
+	DebugManager.log_debug("Main scene ready", "Main")
 	press_any_key_screen.any_key_pressed.connect(_on_any_key_pressed)
 
 func _on_any_key_pressed():
-	print("Transitioning to main menu")
+	DebugManager.log_debug("Transitioning to main menu", "Main")
 	press_any_key_screen.queue_free()
 	show_main_menu()
 
@@ -35,9 +35,9 @@ func clear_current_menu():
 		current_menu = null
 
 func _on_open_settings():
-	print("Opening settings menu")
+	DebugManager.log_debug("Opening settings menu", "Main")
 	show_settings_menu()
 
 func _on_back_to_main_menu():
-	print("Back to main menu")
+	DebugManager.log_debug("Back to main menu", "Main")
 	show_main_menu()

scenes/main/PressAnyKeyScreen.gd

@@ -3,12 +3,12 @@ extends Control
 signal any_key_pressed
 
 func _ready():
-	print("PressAnyKeyScreen ready")
+	DebugManager.log_debug("PressAnyKeyScreen ready", "PressAnyKey")
 	update_text()
 
 func _input(event):
 	if event.is_action_pressed("any_key") or event is InputEventScreenTouch:
-		print("Any key pressed: ", event)
+		DebugManager.log_debug("Any key pressed: " + str(event), "PressAnyKey")
 		any_key_pressed.emit()
 		get_viewport().set_input_as_handled()