fix: address reviewer feedback (#37)

- Revert public/ changelog changes (syncChangelogs copies from root)
- Replace manual __dirname with import.meta.dirname

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

vite.config.ts

@@ -2,17 +2,15 @@ import { defineConfig } from "vite";
 import react from "@vitejs/plugin-react";
 import tailwindcss from "@tailwindcss/vite";
 import { copyFileSync } from "fs";
-import { resolve, dirname } from "path";
-import { fileURLToPath } from "url";
-
-const __dirname = dirname(fileURLToPath(import.meta.url));
+import { resolve } from "path";
 
 // Sync root CHANGELOG files to public/ so the app always shows the latest version history
 function syncChangelogs() {
+  const root = import.meta.dirname;
   const files = ["CHANGELOG.md", "CHANGELOG.fr.md"];
   for (const file of files) {
     try {
-      copyFileSync(resolve(__dirname, file), resolve(__dirname, "public", file));
+      copyFileSync(resolve(root, file), resolve(root, "public", file));
     } catch {
       // Ignore if source file doesn't exist
     }