Redirect automatically if the site isnt running on the correct url

Signed-off-by: baalajimaestro <me@baalajimaestro.me>

src/middleware.ts

@@ -0,0 +1,18 @@
+import { defineMiddleware } from "astro:middleware";
+import siteConfig from "./site-config";
+
+export const onRequest = defineMiddleware((context, next) => {
+  const { url, request } = context;
+  
+  if (import.meta.env.PROD) {
+    const configuredUrl = new URL(siteConfig.siteUrl);
+    
+    if (url.hostname !== configuredUrl.hostname) {
+      const newUrl = new URL(url.pathname + url.search, configuredUrl);
+      
+      return Response.redirect(newUrl.toString(), 301);
+    }
+  }
+  
+  return next();
+});

src/site-config.ts

@@ -4,6 +4,7 @@ export const siteConfig = {
   subtitle: 'DevOps Engineer and Networking Enthusiast.',
   description: 'Personal Website & Blog for baalajimaestro',
   email: 'baalajimaestro@ptr.moe',
+  siteUrl: 'https://baalajimaestro.ptr.moe',
   header: {
     logo: {
       src: '/images/favicon.png',