FE: core: export keyframes and css so we can animate things (#2355)

* xport keyframes and css so we can animate things in private

* ok

frontend/packages/core/src/index.tsx

@@ -52,6 +52,8 @@ export { default as Code } from "./text";
 export { Typography } from "./typography";
 export { default as ClutchApp } from "./AppProvider";
 
+export { css as EMOTION_CSS, keyframes as EMOTION_KEYFRAMES } from "@emotion/react";
+
 export type { BaseWorkflowProps, WorkflowConfiguration } from "./AppProvider/workflow";
 export type { ButtonProps } from "./button";
 export type { CardHeaderSummaryProps } from "./card";