fix

electron/response-headers.ts

@@ -0,0 +1,13 @@
+export function byteStringResponseHeaders(headers: Record<string, string[]> = {}) {
+  return Object.fromEntries(Object.entries(headers).map(([name, values]) => [
+    name,
+    values.map((value) => value.replace(/[^\x00-\xff]+/gu, encodeURIComponent)),
+  ]))
+}
+
+export function prepareFetchHeaders(target: Electron.Session) {
+  // Electron net.fetch throws outside its promise when a response header contains Unicode.
+  target.webRequest.onHeadersReceived((details, callback) => {
+    callback({ responseHeaders: byteStringResponseHeaders(details.responseHeaders) })
+  })
+}