app-containers/docker-cli: Sync with Gentoo

It's from Gentoo commit 378caec85be6b4259cbdde377f958c322660e813.

Signed-off-by: Flatcar Buildbot <buildbot@flatcar-linux.org>

sdk_container/src/third_party/portage-stable/app-containers/docker-cli/Manifest

@@ -6,3 +6,4 @@ DIST docker-cli-28.1.1-man.tar.xz 69976 BLAKE2B 497c0874a5ed72c3d2dff6c77b687f01
 DIST docker-cli-28.1.1.tar.gz 7518124 BLAKE2B 2d9a1b620d4cffa718571cef9aa1825b57600630624715ccdae50a1bbcc44821d599ea2f6e6c66628434740904d53218e101f69b4fd0865b4197ef19d9c2d4fe SHA512 39ff5f982779b70311d4fce5f829e52199b058cedf92c0e650786a52004edbf3935f8673db98527affc57f0e33be435f8a8af624c2e06f28c7f8f405ed570746
 DIST docker-cli-28.2.2-man.tar.xz 69888 BLAKE2B bee8b296ee94c57c34cfa268fde015aff15b6b269905275d47cce73ab94c7bed7edc9ba4d5b9d730dea78d149306736e14186c8a9c782047094511771ec8d105 SHA512 ce608b60915a0b7b15302260ec500b433ba6c9174fa82b34a4ae8ad7bb9d2f6abe45d4e43c0e3978b2f5bb440425e08d416ab9f613cdf64eb6294254765aa37b
 DIST docker-cli-28.2.2.tar.gz 7531638 BLAKE2B cb7d2766e4a6c444169f8462379b8524e0433a29541837c1acbefa62f4b303b6ce1dd629fbb2ed6e154ea51b72ac17c8452284a5e26c9716217e8cbf169374bb SHA512 1ba62398322c65e6994c0c6821b912c9a9b215083593d63557c5255064c407bd25f72044336ebb19977fe6d03215ec47174c6617890a817b9e34ed010535fb6b
+DIST docker-cli-28.4.0.tar.gz 7612765 BLAKE2B acfa0ee4cdeb6eec31ae92eb8c0a41357aa0ff3cb34bd497307ce5f136a6f1dd4d78cbbea27b1c48b0d5995262f1e039548a725c106bcc91f48f01932354e8dc SHA512 ab35867bdcaa07909cfd24e9bc4f5cde10b6930fa42e87d61d4544bb20b365fff146713239483169ef989cacfae7d7493d7f42d269b0f37f86c0c14a9373b445

sdk_container/src/third_party/portage-stable/app-containers/docker-cli/docker-cli-28.4.0.ebuild

@@ -0,0 +1,71 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit shell-completion go-module
+MY_PV=${PV/_/-}
+
+# update this on every bump
+GIT_COMMIT=d8eb465f86cfceeb57f8582e373d41a558d35503
+
+# To create the man pages tarball, run the following in the git source
+# directory:
+#git checkout ${PV}
+# make manpages
+# tar -acf ${P}-man.tar.xz man/man?
+
+DESCRIPTION="the command line binary for docker"
+HOMEPAGE="https://www.docker.com/"
+SRC_URI="https://github.com/docker/cli/archive/v${MY_PV}.tar.gz -> ${P}.tar.gz"
+S="${WORKDIR}/cli-${PV}"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~loong ~ppc64 ~riscv ~x86"
+IUSE="hardened selinux"
+
+RDEPEND="selinux? ( sec-policy/selinux-docker )"
+
+RESTRICT="installsources strip test"
+
+src_unpack() {
+	default
+	cd "${S}"
+	ln -s vendor.mod go.mod
+	ln -s vendor.sum go.sum
+}
+
+src_prepare() {
+	default
+	sed -i 's@dockerd\?\.exe@@g' contrib/completion/bash/docker || die
+}
+
+src_compile() {
+	export DISABLE_WARN_OUTSIDE_CONTAINER=1
+	# setup CFLAGS and LDFLAGS for separate build target
+	# see https://github.com/tianon/docker-overlay/pull/10
+	CGO_CFLAGS+=" -I${ESYSROOT}/usr/include"
+	CGO_LDFLAGS+=" -L${ESYSROOT}/usr/$(get_libdir)"
+		emake \
+		LDFLAGS="$(usex hardened '-extldflags -fno-PIC' '')" \
+		VERSION="${PV}" \
+		GITCOMMIT="${GIT_COMMIT}" \
+		dynbinary manpages
+}
+
+src_install() {
+	dobin build/docker
+	doman man/man?/*
+	dobashcomp contrib/completion/bash/docker
+	bashcomp_alias docker dockerd
+	dofishcomp contrib/completion/fish/docker.fish
+	dozshcomp contrib/completion/zsh/_*
+}
+
+pkg_postinst() {
+	has_version "app-containers/docker-buildx" && return
+	ewarn "the 'docker build' command is deprecated and will be removed in a"
+	ewarn "future release. If you need this functionality, install"
+	ewarn "app-containers/docker-buildx."
+}