Add prepare myst script

paper/prepare-myst.ts

@@ -0,0 +1,40 @@
+// @ts-expect-error
+import { parse, stringify } from "jsr:@std/yaml";
+
+let [frontMatter, raw] = Deno.readTextFileSync("paper.md")
+	.replace("---", "")
+	.split("---");
+
+let data = parse(frontMatter);
+// biome-ignore lint/performance/noDelete: <explanation>
+delete data["affiliations"];
+// biome-ignore lint/performance/noDelete: <explanation>
+delete data["authors"];
+// biome-ignore lint/performance/noDelete: <explanation>
+delete data["tags"];
+// biome-ignore lint/performance/noDelete: <explanation>
+delete data["date"];
+
+let markdown = raw
+	// Replace markdown images with myst images
+	.replace(/!\[(.*?)\]\((.*?)\)/g, (_, alt: string, filepath: string) => {
+		let [content, labelPart] = alt.split("\\label{");
+		let label = labelPart.split("}")[0];
+		return `\n
+:::{figure} ${filepath}
+:label: ${label}
+${content}
+:::
+`;
+	})
+	// Replace markdown links with myst links
+	.replace("# Summary", "# Overview");
+
+Deno.writeTextFileSync(
+	"main.md",
+	`\
+---
+${stringify(data)}
+---
+${markdown}`,
+);