#324 chore: migrate to flyte-sandbox-bundled and fix CI Pull request opened by honnix Summary Builds on top of #321 to migrate the integration test sandbox infrastructure. • Migrate from

flyte-sandbox

(broken Helm charts) to

flyte-sandbox-bundled

(kustomize-based) • Switch from Docker-in-Docker to containerd (

ctr

) for jflyte image import • Update ports: 30081->30080 (envoy proxy), 30084->30002 (minio) • Change wait strategy from log message to HTTP health check • Bump testcontainers 1.19.1->1.21.4 and jna 5.12.1->5.13.0 • Add

docker-java.properties

with

api.version=1.44

for Docker 29+ • Add

--cgroupns=host

and

--add-host host.docker.internal:host-gateway

for Linux CI • Fix

FLYTE_PLATFORM_INSECURE

configmap boolean->string patch • Fix

SerializeJavaIT

path for container working directory • Move to new env vars (

FLYTE_INTERNAL_TASK_DOMAIN

etc.) Test plan • CI passes integration tests on GitHub Actions (Ubuntu 24.04) • Verify all 3 IT suites pass: JavaExamplesIT, AdditionalIT, SerializeJavaIT flyteorg/flytekit-java