Refactor admin area and remove legacy root paths

middleware.ts

@@ -13,12 +13,20 @@ import {
 
 const intlMiddleware = createMiddleware(routing);
 
-function isRootBasicAuthConfigured(): boolean {
-  return Boolean(process.env.ROOT_BASIC_AUTH_USER && process.env.ROOT_BASIC_AUTH_PASS);
+function getAdminBasicAuthUser(): string {
+  return process.env.ADMIN_BASIC_AUTH_USER ?? "";
 }
 
-function isRootBasicAuthValid(request: NextRequest): boolean {
-  if (!isRootBasicAuthConfigured()) {
+function getAdminBasicAuthPass(): string {
+  return process.env.ADMIN_BASIC_AUTH_PASS ?? "";
+}
+
+function isAdminBasicAuthConfigured(): boolean {
+  return Boolean(getAdminBasicAuthUser() && getAdminBasicAuthPass());
+}
+
+function isAdminBasicAuthValid(request: NextRequest): boolean {
+  if (!isAdminBasicAuthConfigured()) {
     return false;
   }
 
@@ -37,10 +45,7 @@ function isRootBasicAuthValid(request: NextRequest): boolean {
     const user = decoded.slice(0, index);
     const pass = decoded.slice(index + 1);
 
-    return (
-      user === process.env.ROOT_BASIC_AUTH_USER &&
-      pass === process.env.ROOT_BASIC_AUTH_PASS
-    );
+    return user === getAdminBasicAuthUser() && pass === getAdminBasicAuthPass();
   } catch {
     return false;
   }
@@ -52,7 +57,7 @@ export default async function middleware(request: NextRequest) {
     request.headers.get("x-forwarded-host") ?? request.headers.get("host") ?? request.nextUrl.hostname,
   );
   const isAdminRequest = isAdminHost(hostname);
-  const rootRobotsHeaders = {
+  const adminRobotsHeaders = {
     "X-Robots-Tag": "noindex, nofollow, noarchive, nosnippet, noimageindex",
   };
 
@@ -63,12 +68,12 @@ export default async function middleware(request: NextRequest) {
   }
 
   if (isAdminRequest) {
-    if (isRootBasicAuthConfigured() && !isRootBasicAuthValid(request)) {
+    if (isAdminBasicAuthConfigured() && !isAdminBasicAuthValid(request)) {
       return new NextResponse("Authentication required", {
         status: 401,
         headers: {
-          "WWW-Authenticate": 'Basic realm="Root Area", charset="UTF-8"',
-          ...rootRobotsHeaders,
+          "WWW-Authenticate": 'Basic realm="Admin Area", charset="UTF-8"',
+          ...adminRobotsHeaders,
         },
       });
     }
@@ -77,7 +82,7 @@ export default async function middleware(request: NextRequest) {
     rewriteUrl.pathname = toInternalAdminPath(pathname);
 
     const response = NextResponse.rewrite(rewriteUrl);
-    response.headers.set("X-Robots-Tag", rootRobotsHeaders["X-Robots-Tag"]);
+    response.headers.set("X-Robots-Tag", adminRobotsHeaders["X-Robots-Tag"]);
     return response;
   }