chore(deps): update ubuntu docker tag to v26

010_docker/020_advanced/150_entrypoint/Dockerfile.cmd

@@ -1,2 +1,2 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 CMD [ "ps" ]

010_docker/020_advanced/150_entrypoint/Dockerfile.entrypoint

@@ -1,3 +1,3 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 ENTRYPOINT [ "ps" ]
 CMD [ "faux" ]

010_docker/020_advanced/150_entrypoint/temp/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 COPY entrypoint.sh /
 ENTRYPOINT [ "/entrypoint.sh" ]
 CMD [ "faux" ]

010_docker/020_advanced/160_dockerfile/order/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 
 RUN apt-get update \
  && DEBIAN_FRONTEND=noninteractive apt-get -y install --no-install-recommends \

010_docker/020_advanced/160_dockerfile/reusability/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:24.04 AS base
+FROM ubuntu:26.04 AS base
 RUN apt-get update \
  && DEBIAN_FRONTEND=noninteractive apt-get -y install --no-install-recommends \
         golang \

010_docker/020_advanced/160_dockerfile/separation/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:24.04 AS base
+FROM ubuntu:26.04 AS base
 RUN apt-get update \
  && DEBIAN_FRONTEND=noninteractive apt-get -y install --no-install-recommends \
         golang \
@@ -11,6 +11,6 @@ RUN go mod download
 COPY . .
 RUN go build -o hello .
 
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 COPY --from=builder /src/hello /
 ENTRYPOINT [ "/hello" ]

010_docker/020_advanced/180_heredocs/Dockerfile.copy

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.22.0
 
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 
 COPY --chmod=0755 <<EOF /entrypoint.sh
 #!/bin/bash

010_docker/020_advanced/180_heredocs/Dockerfile.copy-multiple

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.22.0
 
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 
 COPY <<no-recommends <<no-suggests /etc/apt/apt.conf.d/
 APT::Install-Recommends "false";

010_docker/020_advanced/180_heredocs/Dockerfile.interpreter

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.22.0
 
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 
 RUN bash -xe <<EOF
 echo foo

010_docker/020_advanced/180_heredocs/Dockerfile.run

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.22.0
 
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 
 RUN <<EOF
 ps faux

010_docker/020_advanced/180_heredocs/Dockerfile.script

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.22.0
 
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 
 RUN <<EOF
 #!/bin/bash

010_docker/020_advanced/190_image_build_optimization/Dockerfile

@@ -14,7 +14,7 @@ RUN go build -o hello .
 RUN go mod download
 RUN cp hello /
 
-FROM ubuntu:24.04 AS step2
+FROM ubuntu:26.04 AS step2
 COPY --from=step2-build /hello /usr/local/bin/
 
 # Order of commands
@@ -26,16 +26,16 @@ COPY . .
 RUN go build -o hello .
 RUN cp hello /
 
-FROM ubuntu:24.04 AS step3
+FROM ubuntu:26.04 AS step3
 COPY --from=step3-build /hello /usr/local/bin/
 
 # USER
-FROM ubuntu:24.04 AS step4
+FROM ubuntu:26.04 AS step4
 COPY --from=step3-build /hello /usr/local/bin/
 USER nobody
 
 # apt with bloat
-FROM ubuntu:24.04 AS step4
+FROM ubuntu:26.04 AS step4
 COPY --from=step3-build /hello /usr/local/bin/
 RUN apt-get update \
  && apt-get -y install --no-install-recommends \
@@ -45,7 +45,7 @@ RUN apt-get update \
 USER nobody
 
 # cache
-FROM ubuntu:24.04 AS step6
+FROM ubuntu:26.04 AS step6
 COPY --from=step3-build /hello /usr/local/bin/
 RUN --mount=type=cache,target=/var/lib/apt/lists \
     --mount=type=cache,target=/var/cache \
@@ -58,7 +58,7 @@ RUN --mount=type=cache,target=/var/lib/apt/lists \
 USER nobody
 
 # heredocs
-FROM ubuntu:24.04 AS step7
+FROM ubuntu:26.04 AS step7
 COPY --from=step3-build /hello /usr/local/bin/
 RUN --mount=type=cache,target=/var/lib/apt/lists \
     --mount=type=cache,target=/var/cache \
@@ -73,7 +73,7 @@ EOF
 USER nobody
 
 # parallel
-FROM ubuntu:24.04 AS step8-base
+FROM ubuntu:26.04 AS step8-base
 RUN --mount=type=cache,target=/var/lib/apt/lists \
     --mount=type=cache,target=/var/cache \
     --mount=type=cache,target=/var/log \

010_docker/020_advanced/190_image_build_optimization/step02/Dockerfile

@@ -4,5 +4,5 @@ COPY . .
 RUN go build -o hello .
 RUN cp hello /
 
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 COPY --from=build /hello /usr/local/bin/

010_docker/020_advanced/190_image_build_optimization/step07/Dockerfile

@@ -6,7 +6,7 @@ COPY . .
 RUN go build -o hello .
 RUN cp hello /
 
-FROM ubuntu:24.04 AS step4
+FROM ubuntu:26.04 AS step4
 COPY --from=build /hello /usr/local/bin/
 RUN apt-get update \
  && apt-get -y install --no-install-recommends \

010_docker/020_advanced/190_image_build_optimization/step08/Dockerfile

@@ -6,7 +6,7 @@ COPY . .
 RUN go build -o hello .
 RUN cp hello /
 
-FROM ubuntu:24.04 AS step4
+FROM ubuntu:26.04 AS step4
 COPY --from=build /hello /usr/local/bin/
 RUN --mount=type=cache,target=/var/lib/apt/lists \
     --mount=type=cache,target=/var/cache \

010_docker/020_advanced/190_image_build_optimization/step09/Dockerfile

@@ -8,7 +8,7 @@ COPY . .
 RUN go build -o hello .
 RUN cp hello /
 
-FROM ubuntu:24.04 AS step4
+FROM ubuntu:26.04 AS step4
 COPY --from=build /hello /usr/local/bin/
 RUN --mount=type=cache,target=/var/lib/apt/lists \
     --mount=type=cache,target=/var/cache \

010_docker/020_advanced/190_image_build_optimization/step10/Dockerfile

@@ -8,7 +8,7 @@ COPY . .
 RUN go build -o hello .
 RUN cp hello /
 
-FROM ubuntu:24.04 AS step4
+FROM ubuntu:26.04 AS step4
 COPY --from=build /hello /usr/local/bin/
 RUN --mount=type=cache,target=/var/lib/apt/lists \
     --mount=type=cache,target=/var/cache \

010_docker/020_advanced/190_image_build_optimization/step11/Dockerfile

@@ -8,7 +8,7 @@ COPY . .
 RUN go build -o hello .
 RUN cp hello /
 
-FROM ubuntu:24.04 AS base
+FROM ubuntu:26.04 AS base
 RUN --mount=type=cache,target=/var/lib/apt/lists \
     --mount=type=cache,target=/var/cache \
     --mount=type=cache,target=/var/log \

010_docker/020_advanced/190_image_build_optimization/step12/Dockerfile

@@ -8,7 +8,7 @@ COPY . .
 RUN go build -o hello .
 RUN cp hello /
 
-FROM ubuntu:24.04 AS base
+FROM ubuntu:26.04 AS base
 RUN --mount=type=cache,target=/var/lib/apt/lists \
     --mount=type=cache,target=/var/cache \
     --mount=type=cache,target=/var/log \

010_docker/020_advanced/190_image_build_optimization/step13/Dockerfile

@@ -8,7 +8,7 @@ COPY . .
 RUN go build -o hello .
 RUN cp hello /
 
-FROM ubuntu:24.04 AS base
+FROM ubuntu:26.04 AS base
 RUN --mount=type=cache,target=/var/lib/apt/lists \
     --mount=type=cache,target=/var/cache \
     --mount=type=cache,target=/var/log \

010_docker/020_advanced/190_image_build_optimization/step14/Dockerfile

@@ -8,7 +8,7 @@ COPY . .
 RUN go build -o hello .
 RUN cp hello /
 
-FROM ubuntu:24.04 AS base
+FROM ubuntu:26.04 AS base
 RUN --mount=type=cache,target=/var/lib/apt/lists \
     --mount=type=cache,target=/var/cache \
     --mount=type=cache,target=/var/log \

010_docker/020_advanced/190_image_build_optimization/step15/Dockerfile

@@ -8,7 +8,7 @@ COPY . .
 RUN go build -o hello .
 RUN cp hello /
 
-FROM ubuntu:24.04 AS base
+FROM ubuntu:26.04 AS base
 RUN --mount=type=cache,target=/var/lib/apt/lists \
     --mount=type=cache,target=/var/cache \
     --mount=type=cache,target=/var/log \

010_docker/020_advanced/190_image_build_optimization/step16/Dockerfile

@@ -8,7 +8,7 @@ COPY . .
 RUN go build -o hello .
 RUN cp hello /
 
-FROM ubuntu:24.04 AS base
+FROM ubuntu:26.04 AS base
 RUN --mount=type=cache,target=/var/lib/apt/lists \
     --mount=type=cache,target=/var/cache \
     --mount=type=cache,target=/var/log \

110_ecosystem/buildkit/cache/Dockerfile.cache-check

@@ -1,4 +1,4 @@
 #syntax=docker/dockerfile:1.22.0
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 RUN --mount=type=cache,target=/tmp/cache \
     ls -l /tmp/cache

110_ecosystem/buildkit/cache/Dockerfile.cache-warm

@@ -1,4 +1,4 @@
 #syntax=docker/dockerfile:1.22.0
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 RUN --mount=type=cache,target=/tmp/cache \
     touch /tmp/cache/foo.bar

110_ecosystem/oci/Dockerfile

@@ -1 +1 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04

160_gitlab_ci/230_docker/snapshot/Dockerfile

@@ -1,3 +1,3 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 COPY hello-linux-amd64 /hello
 CMD [ "/hello" ]

160_gitlab_ci/240_registries/snapshot/Dockerfile

@@ -1,3 +1,3 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 COPY hello-linux-amd64 /hello
 CMD [ "/hello" ]

160_gitlab_ci/250_releases/snapshot/Dockerfile

@@ -1,3 +1,3 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 COPY hello-linux-amd64 /hello
 CMD [ "/hello" ]

160_gitlab_ci/265_caches/snapshot/Dockerfile

@@ -1,3 +1,3 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 COPY hello-linux-amd64 /hello
 CMD [ "/hello" ]

160_gitlab_ci/270_renovate/snapshot/Dockerfile

@@ -1,3 +1,3 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 COPY hello-linux-amd64 /hello
 CMD [ "/hello" ]

160_gitlab_ci/280_security/snapshot/Dockerfile

@@ -1,3 +1,3 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 COPY hello-linux-amd64 /hello
 CMD [ "/hello" ]

160_gitlab_ci/300_components/snapshot/Dockerfile

@@ -1,3 +1,3 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 COPY hello-linux-amd64 /hello
 CMD [ "/hello" ]

160_gitlab_ci/310_steps/snapshot/Dockerfile

@@ -1,3 +1,3 @@
-FROM ubuntu:24.04
+FROM ubuntu:26.04
 COPY hello-linux-amd64 /hello
 CMD [ "/hello" ]