fix(docs): correct versioned nav links and local dev version routing (#74)

docs-site/.vitepress/theme/status-line.ts

@@ -0,0 +1,4 @@
+export function formatStatusLineFilePath(routePath: string): string {
+  if (routePath === '/') return 'index.md';
+  return `${routePath.replace(/^\/|\/$/g, '')}.md`;
+}