feat: dotLottie optimized ZIP reader

[theashraf]

Replace the zip crate with libdeflater and a bespoke ZIP reader optimised for dotLottie archives.

[changeset-bot]

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Latest commit: 12ea458

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[github-actions]

📊 Benchmark Results

dotlottie-rs

Benchmark	Change	Confidence Interval	Status
state_machine_load_data	+1.64%	[+1.41%, +1.87%]	✅ No change
load_dotlottie_data	+0.44%	[+0.09%, +0.87%]	✅ No change
load_animation_data	+0.44%	[-0.26%, +1.25%]	✅ No change
animation_loop_frame_interpolation	+0.39%	[-2.30%, +3.16%]	✅ No change
animation_loop_no_frame_interpolation	+0.37%	[-2.37%, +3.03%]	✅ No change
state_machine_load	+0.28%	[-0.07%, +0.80%]	✅ No change
set_theme	-0.21%	[-1.05%, +0.64%]	✅ No change
load_animation_path	-0.35%	[-0.94%, +0.25%]	✅ No change

How to interpret these results

• Change: Estimated performance difference (negative = faster, positive = slower)
• Confidence Interval: 95% confidence bounds for the change
• Regression: Lower bound > +5% (confidently slower)
• Improvement: Upper bound < -5% (confidently faster)

Criterion uses statistical analysis to account for noise and provide reliable comparisons.