[bot] Update release-v1.19.x from tektoncd/hub to 8279afd

    $ git diff --stat 8279afd..8279afd

https://github.com/tektoncd/hub/compare/8279afd0f3c6863d227694ffce2a53909270cf43..8279afd0f3c6863d227694ffce2a53909270cf43

Author: openshift-pipelines-bot

upstream/images/api.Dockerfile

@@ -1,12 +1,12 @@
-FROM --platform=$BUILDPLATFORM golang:1.25-alpine3.21 AS builder
+FROM --platform=$BUILDPLATFORM golang:1.23-alpine3.21 AS builder
 
 WORKDIR /go/src/github.com/tektoncd/hub
 COPY . .
 ARG TARGETOS
 ARG TARGETARCH
 RUN CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -o api-server ./api/cmd/api/...
 
-FROM alpine:3.22
+FROM alpine:3.21
 
 RUN apk --no-cache add git ca-certificates openssh-client && addgroup -S hub && adduser -S hub -G hub
 USER hub

upstream/images/db.Dockerfile

@@ -1,4 +1,4 @@
-FROM --platform=$BUILDPLATFORM golang:1.25-alpine3.21 AS builder
+FROM --platform=$BUILDPLATFORM golang:1.23-alpine3.21 AS builder
 
 WORKDIR /go/src/github.com/tektoncd/hub
 COPY . .
@@ -7,7 +7,7 @@ ARG TARGETARCH
 
 RUN CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -o db-migration ./api/cmd/db/...
 
-FROM alpine:3.22
+FROM alpine:3.21
 
 RUN apk --no-cache add ca-certificates && addgroup -S hub && adduser -S hub -G hub
 USER hub