preserve whitespace in first table column cells

js/docs/astro.config.mjs

···
         "@fontsource/atkinson-hyperlegible-next/400.css",
         "@fontsource/atkinson-hyperlegible-next/600.css",
         "./src/styles/custom-font-face.css",
+        "./src/styles/pre-first-table-col.css",
       ],
       social: [
         {

js/docs/src/styles/pre-first-table-col.css

···
+table td:first-child,
+table th:first-child {
+  white-space: pre;
+}