Patch zeroperl-ts so worker WASM load honors custom fetch.

Postinstall updates @6over3/zeroperl-ts and wires the worker to load zeroperl.wasm via Vite ?url.

frontend/src/workers/exiftoolWorker.ts

@@ -1,8 +1,12 @@
+import zeroperlWasmUrl from '@6over3/zeroperl-ts/zeroperl.wasm?url';
 import { parseMetadata } from '@uswriting/exiftool';
 import { EXIFTOOL_WORKER_INIT_JPEG } from '@/consts/exiftoolWorkerInitJpeg';
 import type { ExiftoolWorkerInMessage } from '@/types/workers/exiftoolWorkerInMessage';
 import { resolveErrorMessage } from '@/utils/resolveErrorMessage';
 
+/** Custom fetch function for `@uswriting/exiftool` to load `zeroperl.wasm` from the worker. */
+const exiftoolParseOptions = { fetch: () => fetch(zeroperlWasmUrl) };
+
 let initialized = false;
 let initializeWorkerPromise: Promise<void> | null = null;
 
@@ -19,7 +23,7 @@ let initializeWorkerPromise: Promise<void> | null = null;
  * Concurrent callers (init message, read-metadata, future write) share one in-flight warmup.
  *
  * @throws When warmup `parseMetadata` fails (network, WASM, or ExifTool error).
- * @see Main thread `initialize()` posts `{ type: 'init' }` when idle.
+ * @see Main thread `initializeExiftool()` posts `{ type: 'init' }` when idle.
  */
 const initializeWorker = async (): Promise<void> => {
     if (initialized) {
@@ -29,7 +33,10 @@ const initializeWorker = async (): Promise<void> => {
     if (!initializeWorkerPromise) {
         initializeWorkerPromise = (async () => {
             try {
-                const result = await parseMetadata({ name: 'init.jpg', data: EXIFTOOL_WORKER_INIT_JPEG });
+                const result = await parseMetadata(
+                    { name: 'init.jpg', data: EXIFTOOL_WORKER_INIT_JPEG },
+                    exiftoolParseOptions
+                );
 
                 if (!result.success) {
                     throw new Error(result.error);
@@ -69,7 +76,7 @@ self.addEventListener('message', async (event: MessageEvent<ExiftoolWorkerInMess
         try {
             await initializeWorker();
 
-            const result = await parseMetadata(message.file);
+            const result = await parseMetadata(message.file, exiftoolParseOptions);
 
             if (!result.success) {
                 self.postMessage({ type: 'read-metadata-error', id: message.id, message: result.error });