feat: add APIMart AI generation and guided Studio onboarding

scripts/verify-deployment.ts

@@ -32,9 +32,15 @@ try {
     "/design-studio/",
     "/design-studio/studio.js",
     "/design-studio/studio.css",
+    "/design-studio/site-help.js",
   ]) {
     const response = await fetch(origin + path);
     if (!response.ok) throw Error(`${path} returned ${response.status}`);
+    if (
+      path === "/design-studio/" &&
+      !(await response.clone().text()).includes("How to use Design Studio")
+    )
+      throw Error("Studio's usage guide was not included in the compiled app.");
     const policy = response.headers.get("content-security-policy") ?? "";
     if (path === "/" && !policy.includes("require-trusted-types-for"))
       throw Error(
@@ -50,6 +56,16 @@ try {
   const application = await (
     await fetch(origin + "/design-studio/api/application")
   ).json();
+  const generation = await (
+    await fetch(origin + "/design-studio/api/generation")
+  ).json();
+  if (
+    process.env.APIMART_API_KEY?.trim() &&
+    (generation.provider !== "APIMart" || generation.model !== "gpt-6-luna")
+  )
+    throw Error(
+      "The compiled app did not pick up its server-side AI configuration.",
+    );
   if (application.enabled !== false)
     throw Error("Hosted Studio must remain export-only.");
   const preview = await fetch(origin + "/design-studio/api/preview", {