Environment:
Operating system: Android 12
Firefox version: Firefox Nightly 129.0a1-20240610213024 (Build #2016026071) / Firefox Release 126.0.1-20240526221752

Steps to reproduce:

1. Go to https://koaza.net
2. Observe the map.

Expected Behavior:
The roads get highlighted with red and blue.

Actual Behavior:
The roads are not highlighted.

Notes:

• Reproduces regardless of the status of ETP
• Reproduces in Firefox Nightly, Firefox Release
• Does not reproduce in Chrome

Created from https://github.com/webcompat/web-bugs/issues/138026

A lot of error is shown in Console:

Error: Server returned no content-length header or content-length exceeding request. Check that your storage backend supports HTTP Byte Serving.
    pmtiles https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:1188
    fulfilled https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:25
    promise callback*step https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:37
    pmtiles https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:38
    __async https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:22
    getBytes https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:1139
    pmtiles https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:1290
    pmtiles https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:38
    __async https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:22
    getHeaderAndRoot https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:1289
    p https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:1435
    pmtiles https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:1434
    pmtiles https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:38
    __async https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:22
    getHeader https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:1426
    pmtiles https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:1555
    pmtiles https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:38
    __async https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:22
    getHeader https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:1554
    pmtiles https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:851
    pmtiles https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:38
    __async https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:22
    tilev4 https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:843
    pmtiles https://unpkg.com/pmtiles@3.0.5/dist/pmtiles.js:821
    O https://koaza.net/js/maplibre-gl.js:42
    h https://koaza.net/js/maplibre-gl.js:42
    q https://koaza.net/js/maplibre-gl.js:46
    e https://koaza.net/js/maplibre-gl.js:42
    e https://koaza.net/js/maplibre-gl.js:42
    q https://koaza.net/js/maplibre-gl.js:46
    load https://koaza.net/js/maplibre-gl.js:46
    e https://koaza.net/js/maplibre-gl.js:42
    e https://koaza.net/js/maplibre-gl.js:42
    load https://koaza.net/js/maplibre-gl.js:46
    onAdd https://koaza.net/js/maplibre-gl.js:46
    onAdd https://koaza.net/js/maplibre-gl.js:46
    addSource https://koaza.net/js/maplibre-gl.js:46
    _load https://koaza.net/js/maplibre-gl.js:46
    loadJSON https://koaza.net/js/maplibre-gl.js:46
    promise callback*loadJSON https://koaza.net/js/maplibre-gl.js:46
    _updateStyle https://koaza.net/js/maplibre-gl.js:46
    setStyle https://koaza.net/js/maplibre-gl.js:46
    <anonymous> https://koaza.net/js/maplibre-gl.js:46
    <anonymous> https://koaza.net/js/map.js:49
maplibre-gl.js:42:9734