Docker Compose 2.40.0 release notes

publish Compose application as compose.yaml + images by @ndeloof in https://github.com/docker/compose/pull/13257

resolve secrets based on env var before executing bake by @ndeloof in https://github.com/docker/compose/pull/13237
pass bake secrets by env by @ndeloof in https://github.com/docker/compose/pull/13249
escape $ in bake.json as interpolation already has been managed by cpmpose by @ndeloof in https://github.com/docker/compose/pull/13259

pkg/compose: remove uses of deprecated mitchellh/mapstructure module by @thaJeztah in https://github.com/docker/compose/pull/13239
pkg/watch: remove unused IsWindowsShortReadError by @thaJeztah in https://github.com/docker/compose/pull/13052
pkg/compose: build: remove permissions warning on Windows by @thaJeztah in https://github.com/docker/compose/pull/13236
pluginMain: remove uses of DockerCLI.Apply by @thaJeztah in https://github.com/docker/compose/pull/13240
use containerd registry client by @ndeloof in https://github.com/docker/compose/pull/13245
provider services: use '--project-name=' notation by @glours in https://github.com/docker/compose/pull/13250
gha: update test-matrix: remove docker 26.x by @thaJeztah in https://github.com/docker/compose/pull/13254
pkg/compose: explicitly map AuthConfig fields instead of a direct cast by @thaJeztah in https://github.com/docker/compose/pull/13253
cmd/compose: fix minor linting issues by @thaJeztah in https://github.com/docker/compose/pull/13252
use containerd client for OCI operations by @ndeloof in https://github.com/docker/compose/pull/13251

build(deps): bump github.com/docker/docker, docker/cli v28.5.0-rc.1 by @thaJeztah in https://github.com/docker/compose/pull/13241
build(deps): bump github.com/docker/docker from 28.5.0-rc.1+incompatible to 28.5.0+incompatible by @dependabot[bot] in https://github.com/docker/compose/pull/13260
build(deps): bump github.com/docker/cli from 28.5.0-rc.1+incompatible to 28.5.0+incompatible by @dependabot[bot] in https://github.com/docker/compose/pull/13261

Full Changelog: https://github.com/docker/compose/compare/v2.39.4...v2.40.0