* Extract volume interaction to a volumes service. [moby/moby#36688](https://github.com/moby/moby/pull/36688)
* Fixed markdown formatting in docker image v1, v1.1, and v1.2 spec. [moby/moby#37051](https://github.com/moby/moby/pull/37051)
* Improve GetTimestamp parsing. [moby/moby#35402](https://github.com/moby/moby/pull/35402)
* Jsonmessage: pass message to aux callback. [moby/moby#37064](https://github.com/moby/moby/pull/37064)
* Overlay2: remove unused cdMountFrom() helper function. [moby/moby#37041](https://github.com/moby/moby/pull/37041)
- Overlay: Fix overlay storage-driver silently ignoring unknown storage-driver options. [moby/moby#37040](https://github.com/moby/moby/pull/37040)
* Remove some unused contrib items. [moby/moby#36977](https://github.com/moby/moby/pull/36977)
* Restartmanager: do not apply restart policy on created containers. [moby/moby#36924](https://github.com/moby/moby/pull/36924)
* Set item-type for ExecIDs. [moby/moby#37121](https://github.com/moby/moby/pull/37121)
* Use go-systemd const instead of magic string in Linux version of dockerd. [moby/moby#37136](https://github.com/moby/moby/pull/37136)
* Use stdlib TLS dialer. [moby/moby#36687](https://github.com/moby/moby/pull/36687)
* Warn when an engine label using a reserved namespace (com.docker.\*, io.docker.\*, or org.dockerproject.\*) is configured, as per [Docker object labels](/manuals/engine/manage-resources/labels.md). [moby/moby#36921](https://github.com/moby/moby/pull/36921)
- Fix missing plugin name in message. [moby/moby#37052](https://github.com/moby/moby/pull/37052)
- Fix link anchors in CONTRIBUTING.md. [moby/moby#37276](https://github.com/moby/moby/pull/37276)
- Fix link to Docker Toolbox. [moby/moby#37240](https://github.com/moby/moby/pull/37240)
- Fix mis-used skip condition. [moby/moby#37179](https://github.com/moby/moby/pull/37179)
- Fix bind mounts not working in some cases. [moby/moby#37031](https://github.com/moby/moby/pull/37031)
- Fix fd leak on attach. [moby/moby#37184](https://github.com/moby/moby/pull/37184)
- Fix fluentd partial detection. [moby/moby#37029](https://github.com/moby/moby/pull/37029)
- Fix incorrect link in version-history.md. [moby/moby#37049](https://github.com/moby/moby/pull/37049)
* Allow vim to be case insensitive for D in dockerfile. [moby/moby#37235](https://github.com/moby/moby/pull/37235)
+ Add `t.Name()` to tests so that service names are unique. [moby/moby#37166](https://github.com/moby/moby/pull/37166)
+ Add additional message when backendfs is extfs without d_type support. [moby/moby#37022](https://github.com/moby/moby/pull/37022)
+ Add api version checking for tests from new feature. [moby/moby#37169](https://github.com/moby/moby/pull/37169)
+ Add image metrics for push and pull. [moby/moby#37233](https://github.com/moby/moby/pull/37233)