Move audio keep-alive into the gateway container (Cloudron scheduler addon, every 10m)

Dockerfile

@@ -29,6 +29,11 @@ COPY config.yaml /app/data/config.yaml
 COPY patch_budget_message.py /app/code/patch_budget_message.py
 RUN python3 /app/code/patch_budget_message.py
 
+# Audio keep-alive: scheduled pings keep the Tinfoil TEE audio enclave
+# warm so voice mode skips the ~24s cold-start (see audio_keepalive.py header).
+COPY audio_keepalive.py /app/code/audio_keepalive.py
+RUN chmod +x /app/code/audio_keepalive.py
+
 # Override the base image's ENTRYPOINT (which is `litellm`) so our
 # startup script runs instead of being passed as an argument to litellm.
 ENTRYPOINT ["/app/code/start.sh"]