[ISSUE #928] Fix C++ push consumer handle error code and change demo … · apache/rocketmq-clients@afd4f56

test failed, to rerun pass `--lib`

Process completed with exit code 1.

ubuntu-latest pipelines will use ubuntu-24.04 soon. For more details, see https://github.com/actions/runner-images/issues/10636

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

constant `OPERATION_CLIENT_SHUTDOWN` is never used

multiple methods are never used

method `shutdown` is never used

constant `OPERATION_UPDATE_SETTINGS` is never used

constant `OPERATION_NOTIFY_CLIENT_TERMINATION` is never used

method `notify_shutdown` is never used

field `endpoints` is never read

methods `shadow_session`, `peer`, `shutdown`, and `update_settings` are never used

`rocketmq` (lib test) generated 8 warnings

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