feat(pi): show extension status in existing controls#23901

fix(server): keep provider session snapshots live

fix(server): keep detached errors out of runtime recovery

fix(server): avoid cleanup scans for live sessions

fix(provider-pi): retain extension statuses after reusable errors

fix(provider-pi): preserve idle deadlines for extension status

fix(mobile): allow scrolling long Android dialog messages

fix(provider-pi): show native extension status in existing controls