What's Changed
* upgrade website by Ethosa in https://github.com/HapticX/happyx/pull/269
* Update documentation by Ethosa in https://github.com/HapticX/happyx/pull/270
* new flags [v3.11.2] by Ethosa in https://github.com/HapticX/happyx/pull/271
* fix getTagName func by Ethosa in https://github.com/HapticX/happyx/pull/272
* Upgrade rendering system by Ethosa in https://github.com/HapticX/happyx/pull/273
* update website by Ethosa in https://github.com/HapticX/happyx/pull/274
* update gh-pages action by Ethosa in https://github.com/HapticX/happyx/pull/275
* fix gh-pages action by Ethosa in https://github.com/HapticX/happyx/pull/276
* fix rendering by Ethosa in https://github.com/HapticX/happyx/pull/277
* upgrade website, add new sponsor by Ethosa in https://github.com/HapticX/happyx/pull/278
* Update website and documentation by Ethosa in https://github.com/HapticX/happyx/pull/279
* update website by Ethosa in https://github.com/HapticX/happyx/pull/280
* upgrade documentation by Ethosa in https://github.com/HapticX/happyx/pull/281
* little fix by Ethosa in https://github.com/HapticX/happyx/pull/282
* fix tag.nim by Ethosa in https://github.com/HapticX/happyx/pull/283
* fix sandbox by Ethosa in https://github.com/HapticX/happyx/pull/284
* fix formDataSeparator regex, skip empty lines by svbalogh in https://github.com/HapticX/happyx/pull/288
* new release v3.12.0 by Ethosa in https://github.com/HapticX/happyx/pull/292
* improve translatables for JS backend by Ethosa in https://github.com/HapticX/happyx/pull/293
* website upgrade by Ethosa in https://github.com/HapticX/happyx/pull/294
* version 4.0.0 by Ethosa in https://github.com/HapticX/happyx/pull/296
* CLI fix by Ethosa in https://github.com/HapticX/happyx/pull/297
New Contributors
* svbalogh made their first contribution in https://github.com/HapticX/happyx/pull/288
**Full Changelog**: https://github.com/HapticX/happyx/compare/v3.11.0...v4.0.0