fix: prevent caching live API responses (#109)

src/main.py

@@ -30,6 +30,14 @@ app.mount("/static", StaticFiles(directory=FRONTEND_DIR), name="static")
 app.include_router(frontend_router)
 
 
+@app.middleware("http")
+async def prevent_live_api_caching(request, call_next):
+    response = await call_next(request)
+    if request.url.path in {"/api/v1/context", "/api/v1/events"}:
+        response.headers["Cache-Control"] = "no-store"
+    return response
+
+
 @app.get("/healthz")
 def health() -> dict[str, str]:
     """Return process liveness without depending on Gitea."""