feat: Add line chart and paste dialog selection (#2670)

Co-authored-by: dwelle <luzar.david@gmail.com>
Co-authored-by: Jed Fox <git@jedfox.com>

src/element/types.ts

@@ -1,6 +1,7 @@
 import { Point } from "../types";
 import { FONT_FAMILY } from "../constants";
 
+export type ChartType = "bar" | "line";
 export type FillStyle = "hachure" | "cross-hatch" | "solid";
 export type FontFamily = keyof typeof FONT_FAMILY;
 export type FontString = string & { _brand: "fontString" };