fix issue in dev

Author: severo

vite.config.ts

@@ -4,5 +4,17 @@ import { defineConfig } from 'vite'
 // https://vitejs.dev/config/
 export default defineConfig({
   plugins: [react()],
+  server: {
+    fs: {
+      // Otherwise, when using npm run dev (not the built version),
+      // http://localhost:5173/?url=... will not work, because it
+      // expects http://localhost:5173/index.html?url=...
+      // (while http://localhost:5173 and http://localhost:5173/ work)
+      // Does it mean that vite thinks that http://localhost:5173/?url=...
+      // refers to the filesystem root /?
+      // TODO(SL): find a better solution
+      strict: false,
+    }
+  },
   base:'./',
 })