message: Split verify_examples tests
  This allows you to run `verify_build_configs` and `run_examples` independently,
  making it easier to verify an added sandbox locally.
diff: #!/bin/bash -E
  -TESTFILTER="${1:-*}"
  +TESTCOMMAND="${1:-}"
  +TESTFILTER="${2:-*}"
  FAILED=()
  SRCDIR="${SRCDIR:-$(pwd)}"
  EXCLUDED_BUILD_CONFIGS=${EXCLUDED_BUILD_CONFIGS:-"^./cache/responses.yaml|^./jaeger-native-tracing|docker-compose"}
  @@ -54,9 +55,23 @@ verify_build_configs () {
  fi
  }
  +case "$TESTCOMMAND" in
  + build_config)
  + echo "Running build_configs test"
  verify_build_configs
  + ;;
  + sandbox)
  + echo "Running sandbox test"
  run_examples
  -
  + ;;
  + ""|all)
  + echo "Running all tests"
  + verify_build_configs
  + run_examples
  + ;;
  + *)
  + echo "Usage: ./ci/verify_examples.sh [build_config|sandbox|all] [<test_filter>]"
  +esac
  if [[ "${#FAILED[@]}" -ne "0" ]]; then
  echo "TESTS FAILED:"
  