feat: Add video support and utility export refinements

[cutterbl]

No description provided.

[github-actions]

Coverage Summary

Status	Project	Statements	Branches	Functions	Lines
🟢	apps/demo	97.25%	85.96%	100.00%	97.23%
🟢	apps/framework-demo	95.47%	88.21%	100.00%	95.42%
🟢	packages/cdg-controls	98.59%	90.70%	100.00%	98.59%
🟢	packages/cdg-core	98.60%	90.91%	98.41%	98.82%
🟢	packages/cdg-loader	95.30%	85.37%	100.00%	95.21%
🟢	packages/cdg-player	96.30%	87.57%	98.61%	96.29%
🟢	packages/logger	95.56%	88.89%	100.00%	95.12%
	Overall	96.85%	87.44%	99.48%	96.84%

Generated from 7 coverage-summary.json files.