pin version of golang and base image

Signed-off-by: Lyndon-Li <lyonghui@vmware.com>

Dockerfile

@@ -13,7 +13,7 @@
 # limitations under the License.
 
 # Velero binary build section
-FROM --platform=$BUILDPLATFORM golang:1.24-bookworm AS velero-builder
+FROM --platform=$BUILDPLATFORM golang:1.24.6-bookworm AS velero-builder
 
 ARG GOPROXY
 ARG BIN
@@ -49,7 +49,7 @@ RUN mkdir -p /output/usr/bin && \
     go clean -modcache -cache
 
 # Restic binary build section
-FROM --platform=$BUILDPLATFORM golang:1.24-bookworm AS restic-builder
+FROM --platform=$BUILDPLATFORM golang:1.24.6-bookworm AS restic-builder
 
 ARG GOPROXY
 ARG BIN
@@ -73,7 +73,7 @@ RUN mkdir -p /output/usr/bin && \
     go clean -modcache -cache
 
 # Velero image packing section
-FROM paketobuildpacks/run-jammy-tiny:latest
+FROM paketobuildpacks/run-jammy-tiny:0.2.73
 
 LABEL maintainer="Xun Jiang <jxun@vmware.com>"
 

Dockerfile-Windows

@@ -15,7 +15,7 @@
 ARG OS_VERSION=1809
 
 # Velero binary build section
-FROM --platform=$BUILDPLATFORM golang:1.24-bookworm AS velero-builder
+FROM --platform=$BUILDPLATFORM golang:1.24.6-bookworm AS velero-builder
 
 ARG GOPROXY
 ARG BIN

Tiltfile

@@ -52,7 +52,7 @@ git_sha = str(local("git rev-parse HEAD", quiet = True, echo_off = True)).strip(
 
 tilt_helper_dockerfile_header = """
 # Tilt image
-FROM golang:1.24 as tilt-helper
+FROM golang:1.24.6 as tilt-helper
 
 # Support live reloading with Tilt
 RUN wget --output-document /restart.sh --quiet https://raw.githubusercontent.com/windmilleng/rerun-process-wrapper/master/restart.sh  && \

go.mod

@@ -1,6 +1,8 @@
 module github.com/vmware-tanzu/velero
 
-go 1.24
+go 1.24.0
+
+toolchain go1.24.6
 
 require (
 	cloud.google.com/go/storage v1.55.0

hack/build-image/Dockerfile

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM --platform=$TARGETPLATFORM golang:1.24-bookworm
+FROM --platform=$TARGETPLATFORM golang:1.24.6-bookworm
 
 ARG GOPROXY