Add version.json for dynamic metal-stack release link (#41)

Author: simcod

src/components/sections/Header.tsx

@@ -3,6 +3,7 @@ import Container from "../../components/Container";
 import Row from "../../components/Row";
 import Terminal from "../../components/Terminal";
 import Link from "@docusaurus/Link";
+import latestRelease from "../../version.json"
 
 export default function Header() {
   return (
@@ -61,7 +62,7 @@ export default function Header() {
                   href={""}
                   className="rounded-full inline-flex items-center gap-1 py-1 px-2 border-2 border-sky-500 text-sm bg-sky-500/20 hover:bg-sky-600/20 transition-all hover:text-sky-400 text-sky-400 font-bold"
                 >
-                  v.0.21.4
+                  { latestRelease.version }
                   <span className="whitespace-nowrap dark:text-white text-neutral-700 flex items-center gap-0.5 font-normal">
                     release notes <ChevronRight />
                   </span>

src/version.json

@@ -0,0 +1,3 @@
+{
+  "version": "v0.21.8"
+}