ADD: status page

app/routes/status[.]json.tsx

@@ -0,0 +1,34 @@
+import type { LoaderFunctionArgs } from "@remix-run/node";
+
+export async function loader({
+    request,
+}: LoaderFunctionArgs) {
+
+    const jsonStr = JSON.stringify({
+        success: true,
+        message: 'OK',
+        timestamp: new Date().toISOString(),
+        tech: `NodeJS ${process.version}`,
+        lastmod: process.env.LASTMOD || '(not set)',
+        commit: process.env.COMMIT || '(not set)',
+    });
+
+    const u = new URL(request.url);
+    const callback = u.searchParams.get('callback');
+    if (callback && /^[a-zA-Z_][a-zA-Z0-9_]*$/.test(callback)) {
+        return new Response(`${callback}(${jsonStr});`, {
+            headers: {
+                "Content-Type": "text/javascript; charset=utf-8",
+            },
+        });
+    } else {
+        return new Response(jsonStr, {
+            headers: {
+                'Access-Control-Allow-Origin': '*',
+                'Access-Control-Allow-Methods': 'POST, GET',
+                'Access-Control-Max-Age': '604800',
+                'Content-Type': 'application/json; charset=utf-8',
+            },
+        });
+    }
+}