dschlueter/my_voice_assistant_v2
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fix(web): kein Caching der UI + versionierte Assets

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Safari cachte CSS/JS aggressiv -> Aenderungen wurden nicht sichtbar. StaticFiles
liefert die UI nun mit Cache-Control: no-cache aus; Asset-Links zusaetzlich
versioniert (?v=3), damit die neue Version sicher geladen wird.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
This commit is contained in:
Dieter Schlüter 2026-06-18 07:49:55 +02:00
commit b3c8114469
2 changed files with 12 additions and 3 deletions
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11
app/main.py
View file

@ -49,6 +49,15 @@ app.include_router(ws_router)
# Statische Web-UI (same-origin -> kein CORS). Muss NACH allen API-/WS-Routen
# gemountet werden, damit "/" nur die uebrigen Pfade abfaengt.
class _NoCacheStaticFiles(StaticFiles):
"""Liefert die UI ohne Caching aus -> Aenderungen sind sofort sichtbar (kein Safari-Cache)."""
def file_response(self, *args, **kwargs):
response = super().file_response(*args, **kwargs)
response.headers["Cache-Control"] = "no-cache, no-store, must-revalidate"
return response
_WEB_DIR = Path(__file__).resolve().parent / "web"
if _WEB_DIR.is_dir():
app.mount("/", StaticFiles(directory=str(_WEB_DIR), html=True), name="web")
app.mount("/", _NoCacheStaticFiles(directory=str(_WEB_DIR), html=True), name="web")

4
app/web/index.html
View file

@ -4,7 +4,7 @@
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<title>Voice Assistant</title>
<link rel="stylesheet" href="/style.css" />
<link rel="stylesheet" href="/style.css?v=3" />
</head>
<body>
<div id="layout">
@ -31,6 +31,6 @@
<div id="status" class="muted"></div>
</main>
</div>
<script src="/app.js"></script>
<script src="/app.js?v=3"></script>
</body>
</html>