fix(client-entry): korrigiere TypeScript-Typen für cssFiles Array

src/server/routes/client-entry.tsx

@@ -7,7 +7,7 @@ import type { BlankEnv } from "hono/types";
 
 export function clientEntry(c: Context<BlankEnv>) {
   let jsFile = "/src/client/main.tsx";
-  let cssFile = null;
+  let cssFiles: string[] | null = null;
 
   if (process.env.NODE_ENV === 'production') {
     try {
@@ -18,7 +18,7 @@ export function clientEntry(c: Context<BlankEnv>) {
       if (entry) {
         jsFile = `/assets/${entry.file}`;
         if (entry.css) {
-          cssFile = entry.css.map((css: string) => `/assets/${css}`);
+          cssFiles = entry.css.map((css: string) => `/assets/${css}`);
         }
       }
     } catch (error) {
@@ -35,7 +35,7 @@ export function clientEntry(c: Context<BlankEnv>) {
         <meta content="width=device-width, initial-scale=1" name="viewport" />
         <title>Stargirlnails Kiel</title>
         <link rel="icon" type="image/png" href="/favicon.png" />
-        {cssFile && cssFile.map((css: string) => (
+        {cssFiles && cssFiles.map((css: string) => (
           <link key={css} rel="stylesheet" href={css} />
         ))}
         {process.env.NODE_ENV === 'production' ? (