fix: import schedule file upload button (#515)

* fix: add active scale style and accept file prop

* chore: improve type safety using MIMEType

* fix: update FileUpload component to support multiple MIME types in accept prop

* chore: run lint

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Co-authored-by: doprz <52579214+doprz@users.noreply.github.com>

src/shared/types/MIMEType.ts

@@ -17,4 +17,9 @@ const MIMEType = {
  */
 export type MIMETypeKey = keyof typeof MIMEType;
 
+/**
+ * Represents a value of the MIMEType object
+ */
+export type MIMETypeValue = (typeof MIMEType)[MIMETypeKey];
+
 export default MIMEType;