entrypoint.sh

#!/usr/bin/env bash
set -e

# 1) Unpack the code into a writable overlay (tmpfs)
mkdir -p /tmp/runner
tar -xzf /app/app.tgz -C /tmp/runner           # gives /tmp/runner/app.pyc

# 2) Run Python on that copy
python /tmp/runner/app.pyc &

PID=$!
# 3) Wait a moment, then unlink the byte-code and the tarball itself
sleep 2
rm -f /tmp/runner/app.pyc /app/app.tgz
echo "[entrypoint] Code deleted"

# 4) Reap the process
wait $PID