update base image registry

Author: Ashok Guntupalli

.tekton/managed-cluster-validating-webhooks-pull-request.yaml

@@ -31,6 +31,10 @@ spec:
     value: build/Dockerfile
   - name: path-context
     value: .
+  - name: build-args
+    value: 
+      - BASE_IMAGE=brew.registry.redhat.io/rh-osbs/openshift-golang-builder:rhel_9_1.24
+
   pipelineSpec:
     description: |
       This pipeline is ideal for building container images from a Containerfile while maintaining trust after pipeline customization.
@@ -101,10 +105,11 @@ spec:
       description: Add built image into an OCI image index
       name: build-image-index
       type: string
-    - default: []
+    - default:
+        - BASE_IMAGE=brew.registry.redhat.io/rh-osbs/openshift-golang-builder:rhel_9_1.24
       description: Array of --build-arg values ("arg=value" strings) for buildah
       name: build-args
-      type: array
+      type: array 
     - default: ""
       description: Path to a file with build arguments for buildah, see https://www.mankier.com/1/buildah-build#--build-arg-file
       name: build-args-file

.tekton/managed-cluster-validating-webhooks-push.yaml

@@ -28,6 +28,9 @@ spec:
     value: build/Dockerfile
   - name: path-context
     value: .
+  - name: build-args
+    value:
+      - BASE_IMAGE=brew.registry.redhat.io/rh-osbs/openshift-golang-builder:rhel_9_1.24
   pipelineSpec:
     description: |
       This pipeline is ideal for building container images from a Containerfile while maintaining trust after pipeline customization.
@@ -98,7 +101,8 @@ spec:
       description: Add built image into an OCI image index
       name: build-image-index
       type: string
-    - default: []
+    - default:
+        - BASE_IMAGE=brew.registry.redhat.io/rh-osbs/openshift-golang-builder:rhel_9_1.24
       description: Array of --build-arg values ("arg=value" strings) for buildah
       name: build-args
       type: array

build/Dockerfile

@@ -1,4 +1,5 @@
-FROM registry.ci.openshift.org/openshift/release:golang-1.23 AS builder
+ARG BASE_IMAGE=registry.ci.openshift.org/openshift/release:rhel-8-release-golang-1.23-openshift-4.19
+FROM ${BASE_IMAGE} AS builder
 
 RUN mkdir -p /workdir
 WORKDIR /workdir