Theoma calendar, basic implementation

vite.config.ts

@@ -0,0 +1,8 @@
+import { defineConfig } from "vite";
+import preact from "@preact/preset-vite";
+import { viteSingleFile } from "vite-plugin-singlefile"
+
+// https://vitejs.dev/config/
+export default defineConfig({
+  plugins: [preact(), viteSingleFile()],
+});