Update docker

[tianon]

Changes:

• docker-library/docker@4c7a6d1: Update 27 to buildx 0.20.0

[github-actions]

Diff for 8db44ff:

diff --git a/_bashbrew-cat b/_bashbrew-cat
index 798e376..05b47b8 100644
--- a/_bashbrew-cat
+++ b/_bashbrew-cat
@@ -4,7 +4,7 @@ Builder: buildkit
 
 Tags: 27.5.0-cli, 27.5-cli, 27-cli, cli, 27.5.0-cli-alpine3.21
 Architectures: amd64, arm32v6, arm32v7, arm64v8
-GitCommit: 188ce9e3ab5fe4aff074273041d4532fa870723d
+GitCommit: 4c7a6d18d9aea3620ee177b855e762f6407fd551
 Directory: 27/cli
 
 Tags: 27.5.0-dind, 27.5-dind, 27-dind, dind, 27.5.0-dind-alpine3.21, 27.5.0, 27.5, 27, latest, 27.5.0-alpine3.21
@@ -20,7 +20,7 @@ Directory: 27/dind-rootless
 Tags: 27.5.0-windowsservercore-1809, 27.5-windowsservercore-1809, 27-windowsservercore-1809, windowsservercore-1809
 SharedTags: 27.5.0-windowsservercore, 27.5-windowsservercore, 27-windowsservercore, windowsservercore
 Architectures: windows-amd64
-GitCommit: 188ce9e3ab5fe4aff074273041d4532fa870723d
+GitCommit: 4c7a6d18d9aea3620ee177b855e762f6407fd551
 Directory: 27/windows/windowsservercore-1809
 Builder: classic
 Constraints: windowsservercore-1809
@@ -28,7 +28,7 @@ Constraints: windowsservercore-1809
 Tags: 27.5.0-windowsservercore-ltsc2022, 27.5-windowsservercore-ltsc2022, 27-windowsservercore-ltsc2022, windowsservercore-ltsc2022
 SharedTags: 27.5.0-windowsservercore, 27.5-windowsservercore, 27-windowsservercore, windowsservercore
 Architectures: windows-amd64
-GitCommit: 188ce9e3ab5fe4aff074273041d4532fa870723d
+GitCommit: 4c7a6d18d9aea3620ee177b855e762f6407fd551
 Directory: 27/windows/windowsservercore-ltsc2022
 Builder: classic
 Constraints: windowsservercore-ltsc2022
diff --git a/docker_27.5.0-cli-alpine3.21/Dockerfile b/docker_27.5.0-cli-alpine3.21/Dockerfile
index a72bc9e..43d8e7e 100644
--- a/docker_27.5.0-cli-alpine3.21/Dockerfile
+++ b/docker_27.5.0-cli-alpine3.21/Dockerfile
@@ -57,38 +57,38 @@ RUN set -eux; \
 	\
 	docker --version
 
-ENV DOCKER_BUILDX_VERSION 0.19.3
+ENV DOCKER_BUILDX_VERSION 0.20.0
 RUN set -eux; \
 	\
 	apkArch="$(apk --print-arch)"; \
 	case "$apkArch" in \
 		'x86_64') \
-			url='https://github.com/docker/buildx/releases/download/v0.19.3/buildx-v0.19.3.linux-amd64'; \
-			sha256='32ed111e941e385c2fb8261eba06a4056915718fd606f8278834ac1931d261a2'; \
+			url='https://github.com/docker/buildx/releases/download/v0.20.0/buildx-v0.20.0.linux-amd64'; \
+			sha256='8b21d3ce1011c4c072d64d4a7311c591cf1c2eb6b35bfdfe28f8e0b76e51621b'; \
 			;; \
 		'armhf') \
-			url='https://github.com/docker/buildx/releases/download/v0.19.3/buildx-v0.19.3.linux-arm-v6'; \
-			sha256='744352489292ab1439e4b4facfd49f81cbe25e71e205908bd9ec44618759739c'; \
+			url='https://github.com/docker/buildx/releases/download/v0.20.0/buildx-v0.20.0.linux-arm-v6'; \
+			sha256='94aeb8e6d6f56a162dee85f9f88af33e93cd0c39cc60d4453998e876a4652381'; \
 			;; \
 		'armv7') \
-			url='https://github.com/docker/buildx/releases/download/v0.19.3/buildx-v0.19.3.linux-arm-v7'; \
-			sha256='5a83e1663b595147ac0225d876fc77e3b441e62dac7a59523ba7003eb6733b8b'; \
+			url='https://github.com/docker/buildx/releases/download/v0.20.0/buildx-v0.20.0.linux-arm-v7'; \
+			sha256='eab0a7d7a2ae87593827a6267f02c9144e2e12dad1a62fc7d53b12e3f931e331'; \
 			;; \
 		'aarch64') \
-			url='https://github.com/docker/buildx/releases/download/v0.19.3/buildx-v0.19.3.linux-arm64'; \
-			sha256='138b587399b27bb61945a36d67866177b85dea1155101a2be63c7ab715f18a2e'; \
+			url='https://github.com/docker/buildx/releases/download/v0.20.0/buildx-v0.20.0.linux-arm64'; \
+			sha256='838f009f34da70a74cf3c835178b8686bc1e5f47509add274a6ee22f70620521'; \
 			;; \
 		'ppc64le') \
-			url='https://github.com/docker/buildx/releases/download/v0.19.3/buildx-v0.19.3.linux-ppc64le'; \
-			sha256='b9eb337b16a75ad45ff846134d34599169bc6dfdb168fb51303fc6b08ed9f31e'; \
+			url='https://github.com/docker/buildx/releases/download/v0.20.0/buildx-v0.20.0.linux-ppc64le'; \
+			sha256='eb0a33ebb7f1353524eecc962b896307f718cf7b753b490918e0f22c087e0636'; \
 			;; \
 		'riscv64') \
-			url='https://github.com/docker/buildx/releases/download/v0.19.3/buildx-v0.19.3.linux-riscv64'; \
-			sha256='de8151fe6ced7118f2d680e1d1e7c5cb00496ca0e8b0f8b261450c6636d86978'; \
+			url='https://github.com/docker/buildx/releases/download/v0.20.0/buildx-v0.20.0.linux-riscv64'; \
+			sha256='ce65046624f3da234030f7f4d83f345e0879403c7980cfe6937b88ad6ecd1f36'; \
 			;; \
 		's390x') \
-			url='https://github.com/docker/buildx/releases/download/v0.19.3/buildx-v0.19.3.linux-s390x'; \
-			sha256='422a9a0250d52dfdd6b78c8152fbf9df41993be4c7add93438c22122ff6c7da8'; \
+			url='https://github.com/docker/buildx/releases/download/v0.20.0/buildx-v0.20.0.linux-s390x'; \
+			sha256='01f1ab8d3c1ffaf8b84422a820a54a296c41f6af9753a975a29f5d8918169a1a'; \
 			;; \
 		*) echo >&2 "warning: unsupported 'docker-buildx' architecture ($apkArch); skipping"; exit 0 ;; \
 	esac; \
diff --git a/docker_windowsservercore-1809/Dockerfile b/docker_windowsservercore-1809/Dockerfile
index 53940c5..b26d112 100644
--- a/docker_windowsservercore-1809/Dockerfile
+++ b/docker_windowsservercore-1809/Dockerfile
@@ -40,9 +40,9 @@ RUN Write-Host ('Downloading {0} ...' -f $env:DOCKER_URL); \
 	Write-Host 'Complete.';
 
 # https://github.com/docker-library/docker/issues/409#issuecomment-1462868414
-ENV DOCKER_BUILDX_VERSION 0.19.3
-ENV DOCKER_BUILDX_URL https://github.com/docker/buildx/releases/download/v0.19.3/buildx-v0.19.3.windows-amd64.exe
-ENV DOCKER_BUILDX_SHA256 fc24c33d547764ffc67ed430f5561c4d1bcbbee73df47648668331fa1cc2f289
+ENV DOCKER_BUILDX_VERSION 0.20.0
+ENV DOCKER_BUILDX_URL https://github.com/docker/buildx/releases/download/v0.20.0/buildx-v0.20.0.windows-amd64.exe
+ENV DOCKER_BUILDX_SHA256 61123c807345d35525bc242bb182526cb0c10310eaf107bbcc97695be528c141
 RUN $dir = ('{0}\docker\cli-plugins' -f $env:ProgramFiles); \
 	Write-Host ('Creating {0} ...' -f $dir); \
 	New-Item -ItemType Directory $dir -Force; \
diff --git a/docker_windowsservercore-ltsc2022/Dockerfile b/docker_windowsservercore-ltsc2022/Dockerfile
index 96584f8..f12dca6 100644
--- a/docker_windowsservercore-ltsc2022/Dockerfile
+++ b/docker_windowsservercore-ltsc2022/Dockerfile
@@ -40,9 +40,9 @@ RUN Write-Host ('Downloading {0} ...' -f $env:DOCKER_URL); \
 	Write-Host 'Complete.';
 
 # https://github.com/docker-library/docker/issues/409#issuecomment-1462868414
-ENV DOCKER_BUILDX_VERSION 0.19.3
-ENV DOCKER_BUILDX_URL https://github.com/docker/buildx/releases/download/v0.19.3/buildx-v0.19.3.windows-amd64.exe
-ENV DOCKER_BUILDX_SHA256 fc24c33d547764ffc67ed430f5561c4d1bcbbee73df47648668331fa1cc2f289
+ENV DOCKER_BUILDX_VERSION 0.20.0
+ENV DOCKER_BUILDX_URL https://github.com/docker/buildx/releases/download/v0.20.0/buildx-v0.20.0.windows-amd64.exe
+ENV DOCKER_BUILDX_SHA256 61123c807345d35525bc242bb182526cb0c10310eaf107bbcc97695be528c141
 RUN $dir = ('{0}\docker\cli-plugins' -f $env:ProgramFiles); \
 	Write-Host ('Creating {0} ...' -f $dir); \
 	New-Item -ItemType Directory $dir -Force; \

Relevant Maintainers:

• docker: @tianon @yosifkit