feat: self-hosted frontend JS (offline) + docker hardening

- Vendored epub.js/pdf.js+worker/JSZip/DOMPurify in static/vendor/
- reader.html/reader.js servono i JS da /static (niente CDN, offline-ready)
- CSP: rimosse allowlist CDN, aggiunto worker-src 'self' blob:
- Test CSP aggiornati; tutti 16 verdi; verificato smoke test offline in container
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truetype committed 2026-08-29 22:32:10 +02:00
1 parent e62c50c616
commit 0f15b7958f
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+1363 -215

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@@ -124,15 +124,17 @@
{% block scripts %}
{% if file_ext == 'epub' %}
<script src="https://cdnjs.cloudflare.com/ajax/libs/jszip/3.10.1/jszip.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/epubjs@0.3.93/dist/epub.min.js"></script>
<script src="{{ url_for('static', filename='vendor/purify.min.js') }}"></script>
<script src="{{ url_for('static', filename='vendor/jszip.min.js') }}"></script>
<script src="{{ url_for('static', filename='vendor/epub.min.js') }}"></script>
{% elif file_ext == 'pdf' %}
<script src="https://cdnjs.cloudflare.com/ajax/libs/pdf.js/3.11.174/pdf.min.js"></script>
<script src="{{ url_for('static', filename='vendor/pdf.min.js') }}"></script>
{% endif %}
<script>
const BOOKISH_FILE = {{ filename | tojson | safe if filename else 'null' }};
const BOOKISH_EXT = {{ file_ext | tojson | safe if file_ext else 'null' }};
const BOOKISH_HASH = {{ content_hash | tojson | safe if content_hash else 'null' }};
const BOOKISH_PDF_WORKER = {{ pdf_worker_url | tojson | safe }};
</script>
<script src="{{ url_for('static', filename='js/reader.js') }}"></script>
{% endblock %}