feat(business): wire BusinessIssue island to live PHP backend

Render the DB-driven BusinessIssue island on the Business page and let
the Playwright config target a remote BASE_URL for live verification.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

playwright.config.ts

@@ -1,10 +1,15 @@
 import { defineConfig, devices } from "@playwright/test";
 
+const baseURL = process.env.BASE_URL ?? "http://localhost:4321";
+const isRemote = Boolean(process.env.BASE_URL);
+
 export default defineConfig({
   testDir: "./tests",
   timeout: 15_000,
-  use: { baseURL: "http://localhost:4321" },
-  webServer: {
+  use: { baseURL },
+  webServer: isRemote
+    ? undefined
+    : {
         command: "npm run preview",
         url: "http://localhost:4321",
         reuseExistingServer: true,

src/pages/business.astro

@@ -1,5 +1,6 @@
 ---
 import LocaleCopy from "../components/LocaleCopy.astro";
+import BusinessIssue from "../components/BusinessIssue.jsx";
 import BaseLayout from "../layouts/BaseLayout.astro";
 
 const copy = {
@@ -38,5 +39,6 @@ const copy = {
         <a class="button button--dark" href="/articles/ai-bubble-2026/"><LocaleCopy copy={copy.cta} /></a>
       </article>
     </section>
+    <BusinessIssue client:load />
   </main>
 </BaseLayout>