Chrome windows cache workaround (#454)

js 3.1.0

* Disable browser caching on chrome on windows [#442]
* work around for chromium issue: https://issues.chromium.org/issues/40542704

js/test/v3.test.ts

@@ -1,6 +1,6 @@
 import fs from "fs";
 import assert from "node:assert";
-import { test } from "node:test";
+import { afterEach, beforeEach, describe, it, test } from "node:test";
 import { http, HttpResponse } from "msw";
 import { setupServer } from "msw/node";
 
@@ -23,6 +23,7 @@ import {
 class MockServer {
   etag?: string;
   numRequests: number;
+  lastCache?: string;
 
   reset() {
     this.numRequests = 0;
@@ -37,6 +38,7 @@ class MockServer {
       http.get(
         "http://localhost:1337/example.pmtiles",
         ({ request, params }) => {
+          this.lastCache = request.cache;
           this.numRequests++;
           const range = request.headers.get("range")?.substr(6).split("-");
           if (!range) {
@@ -415,3 +417,21 @@ test("pmtiles get TileJSON", async () => {
   assert.equal("test_fixture_1.pmtiles", tilejson.name);
   assert.equal("2", tilejson.version);
 });
+
+describe("user agent", async () => {
+  beforeEach(() => {
+    // @ts-ignore
+    global.navigator = { userAgent: "Windows Chrome" };
+  });
+
+  afterEach(() => {
+    // @ts-ignore
+    global.navigator.userAgent = undefined;
+  });
+
+  it("works around caching bug on chrome on windows", async () => {
+    const p = new PMTiles("http://localhost:1337/example.pmtiles");
+    await p.getZxy(0, 0, 0);
+    assert.equal("no-store", mockserver.lastCache);
+  });
+});