Docker Engine 23.0.0: API enhancements, systemd integration, and feature removals

- Allow use of `STOPSIGNAL` via `docker commit`. [moby/moby#43369](https://github.com/moby/moby/pull/43369) - Add a new option to the `awslogs` log driver to allow skipping log stream creation in CloudWatch. [moby/moby#42132](https://github.com/moby/moby/pull/42132) - Add a new option to the `awslogs` log driver to specify the log format that's sent to CloudWatch. [moby/moby#42838](https://github.com/moby/moby/pull/42838) - Add a new option to the `fluentd` log driver to set the reconnection interval. [moby/moby#43100](https://github.com/moby/moby/pull/43100) - Add new options-setters to the Go API client: `WithTLSClientConfigFromEnv()`, `WithHostFromEnv()`, and `WithVersionFromEnv()`. [moby/moby#42224](https://github.com/moby/moby/pull/42224) - Add generation of shell command completion through a `docker completion` subcommand. [docker/cli#3429](https://github.com/docker/cli/pull/3429) - API: Add a `Swarm` header to `GET /_ping` and `HEAD /_ping`, allowing single-request detection of Swarm support. [moby/moby#42064](https://github.com/moby/moby/pull/42064) - API: Add a `signal` parameter to `POST /containers/{id}/stop` and `POST /containers/{id}/restart` to set the signal used. [moby/moby#43206](https://github.com/moby/moby/pull/43206) - API: Add a `CreateMountPoint` parameter to `POST /containers/create`. [moby/moby#43484](https://github.com/moby/moby/pull/43484) - API: Add a `shared-size` parameter to `GET /images/json` to enable shared-size computation of images. [moby/moby#42531](https://github.com/moby/moby/pull/42531) - API: Add a `type` parameter to `GET /system/df`, to control what object types to are considered when computing disk usage. [moby/moby#42559](https://github.com/moby/moby/pull/42559) - systemd: Use a systemd-managed containerd instead of a daemon-managed containerd. [moby/moby#42373](https://github.com/moby/moby/pull/42373) - systemd: Start `docker.service` after `time-set.target`. [moby/moby#43107](https://github.com/moby/moby/pull/43107) ### Removed - Remove support for reading configuration from `~/.dockercfg`. [docker/cli#2504](https://github.com/docker/cli/pull/2504) - This location has been deprecated since 1.7.0. - [Deprecation notice](../deprecated.md#support-for-legacy-dockercfg-configuration-files) - Remove the `-g` and `--graph` daemon options in favor of `--data-root`. [docker/cli#3739](https://github.com/docker/cli/pull/3739) - These options have been hidden and deprecated since 17.05. - [Deprecation notice](../deprecated.md#-g-and---graph-flags-on-dockerd) - Remove client-side sorting of results, in favor of the order in which the search API returns. [docker/cli#3470](https://github.com/docker/cli/pull/3470) - Remove warnings related to deprecated storage drivers from the CLI. Warnings are now handled by the daemon instead. [docker/cli#3542](https://github.com/docker/cli/pull/3542) - Remove `Experimental` client field from `docker version`. [docker/cli#3543](https://github.com/docker/cli/pull/3543) - [Deprecation notice](../deprecated.md#configuration-options-for-experimental-cli-features) - Require explicit opt-in to use deprecated storage drivers, and don't automatically select them when upgrading. [moby/moby#43378](https://github.com/moby/moby/pull/43378) - Remove deprecated support for `overlay` and `overlay2` storage drivers on backing filesystems without `d_type` support. [moby/moby#43472](https://github.com/moby/moby/pull/43472) - [Deprecation notice](../deprecated.md#backing-filesystem-without-d_type-support-for-overlayoverlay2) - Remove the deprecated `overrideKernelCheck` option from the `overlay2` storage driver. [moby/moby#44279](https://github.com/moby/moby/pull/44279) [Deprecation notice](../deprecated.md#support-for-the-overlay2override_kernel_check-storage-option) - Remove support for the deprecated `io.containerd.runtime.v1.linux` OCI runtime. [moby/moby#43695](https://github.com/moby/moby/pull/43695) - Remove LCOW (Linux Containers on Windows). [moby/moby#42451](https://github.com/moby/moby/pull/42451), [moby/moby#42499](https://github.com/moby/moby/pull/42499), [moby/moby#42506](https://github.com/moby/moby/pull/42506), [moby/moby#42511](https://github.com/moby/moby/pull/42511), [moby/moby#42520](https://github.com/moby/moby/pull/42520), [moby/moby#42683](https://github.com/moby/moby/pull/42683), [moby/moby#42684](https://github.com/moby/moby/pull/42684), [moby/moby#42685](https://github.com/moby/moby/pull/42685), [moby/moby#43187](https://github.com/moby/moby/pull/43187)

This section details API enhancements in Docker Engine 23.0.0, including adding a signal parameter to container stop/restart, CreateMountPoint parameter to container creation, shared-size computation for images, and type parameter for disk usage. It also covers systemd integration with containerd management and service startup. Furthermore, it outlines removals such as support for ~/.dockercfg, -g/--graph daemon options, client-side sorting, deprecated storage driver warnings, Experimental client field, deprecated storage drivers, and LCOW (Linux Containers on Windows).