chore: bump version to v2026.4.302 and simplify license}
- Bump package version from 2026.4.200 to 2026.4.302
- Simplify LICENSE to standard MIT, removing Pro/Enterprise commercial tier
- Update Node.js version from v24.14.0 to v24.14.1
- Update p3x-redis-ui-material dependency to ^2026.4.301
- Update p3x-redis-ui-server dependency to ^2026.4.300
- Add v2026.4.302 changelog entry with features, perf improvements, refactors, bugfixes, and docs
- Update build version footer across all documentation and changelog files