Merge pull request #2779 from docker/fix-evals-runsh-legacy-builder

fix(evals): build /run.sh with printf so legacy builder works

Author: hamza-jeddad

pkg/evaluation/Dockerfile.template

@@ -3,12 +3,7 @@
 FROM alpine:latest
 LABEL "io.docker.agent.evals.image"="default"
 COPY --from=docker/docker-agent:edge /docker-agent /
-RUN cat <<-'EOF' >/run.sh
-#!/usr/bin/env sh
-set -euo pipefail
-exec "$@"
-EOF
-RUN chmod +x /run.sh
+RUN printf '#!/usr/bin/env sh\nset -euo pipefail\nexec "$@"\n' > /run.sh && chmod +x /run.sh
 WORKDIR /working_dir
 ENV TELEMETRY_ENABLED=false
 ENV DOCKER_AGENT_HIDE_TELEMETRY_BANNER=1