First draft

astro.config.mjs

@@ -1,5 +1,33 @@
 // @ts-check
-import { defineConfig } from 'astro/config';
+import { defineConfig } from "astro/config";
+import remarkMath from "remark-math";
+import rehypeMathjax from "rehype-mathjax"
+import rehypeCallouts from "rehype-callouts";
+// @ts-ignore
+import { remarkKroki } from "remark-kroki";
+
+import mdx from '@astrojs/mdx';
 
 // https://astro.build/config
-export default defineConfig({});
+export default defineConfig({
+  integrations: [mdx()],
+  markdown: {
+    remarkPlugins: [
+      remarkMath, [
+        remarkKroki, { 
+          alias: ["mermaid", "tikz"],
+          server: "https://kroki.io",
+          target: "mdx3",
+          output: "inline-svg"
+      }
+    ]],
+    rehypePlugins: [rehypeMathjax, [rehypeCallouts, { theme: "obsidian" }]],
+    shikiConfig: {
+        theme: "one-dark-pro",
+    },
+    syntaxHighlight: {
+      type: 'shiki',
+      excludeLangs: ['mermaid', 'math'],
+    },
+  }
+});