Release 1.70.0

add custom font support and enhance brand management ([111ec40](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/111ec40e30da999c527b2d0b267fceedaa99f679))

**canvas-editor:** add BrandVibesSection for curated palette and font pairings ([e7f8eaa](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/e7f8eaa4b690105bb8e81dc5fe95cba464a6a64c))

**canvas-editor:** enhance color management with live color updates and eyedropper support ([eebdd7e](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/eebdd7e5e60c0a3253382476836dbc463b8afa13))

**canvas-editor:** update descriptions in BrandColorsSection and improve active preset scrolling behavior ([752f90a](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/752f90a67a19a4b9de68d152954a7b551d681951))