Merge branch 'develop' into feature_monitoring

.gitmodules

CHANGELOG.md

CMakeIncludes/prepare_version_tag.cmake

PROTOCOL-VERSIONS.md

VERSIONS.md

common/cpp/include/asapo/preprocessor/definitions.h

common/cpp/include/asapo/preprocessor/deprecated.h

common/cpp/include/asapo/request/request_pool.h

consumer/api/cpp/src/tcp_connection_pool.h

deploy/asapo_worker_node_template

docs/site/changelog/2021-12-11-21.12.0.md

docs/site/docs/getting-started.mdx

docs/site/freeze_version.sh

.../site/versioned_docs/version-21.12.0/compare-to-others.md

docs/site/versioned_docs/version-21.12.0/consumer-clients.md

...sioned_docs/version-21.12.0/cookbook/acknowledgements.mdx

...site/versioned_docs/version-21.12.0/cookbook/datasets.mdx

...site/versioned_docs/version-21.12.0/cookbook/metadata.mdx

...e/versioned_docs/version-21.12.0/cookbook/next_stream.mdx

.../site/versioned_docs/version-21.12.0/cookbook/overview.md