Confetti 1.1.0 - Configurable presets

Added

• ConfettiConfiguration with extended parameters (spread, gravity, velocity, drift, scale, spin, lifetime, origin, angle, reduce motion)
• Built-in configuration presets: light, heavy, burst, gentle, fast, slow
• Optional configuration support in ConfettiView and ConfettiLayer

Improved

• Documentation updates: refreshed examples, video sections, and Star History block
• Project renamed to Confetti.xcodeproj

Compatibility

• Backward compatible: existing ConfettiView usage works unchanged