Add Power-up Sound Effects

[dmccoystephenson]

Description

Implement sound effects for power-up collection and activation.

Tasks

• Create/source sound effects for power-up collection
• Add sounds for power-up activation
• Add sounds for power-up expiration
• Implement sound effect manager
• Add volume control for power-up sounds

Acceptance Criteria

• Distinct sounds for collecting different power-ups
• Activation sound plays when power-up begins
• Expiration sound plays when power-up ends
• Sounds work with game's volume control system
• Sound effects don't override other game audio