feat: add kustomize

- add kustomize to rpmbuilder

rpms/kustomize/metadata.yaml

@@ -0,0 +1,19 @@
+---
+name: kustomize
+github: kubernetes-sigs/kustomize
+description: Kubernetes native configuration management
+arch: amd64
+platform: linux
+maintainer: kubernetes-sigs
+homepage: https://github.com/kubernetes-sigs/kustomize
+license: Apache-2.0
+github_release_pattern: ^kustomize/v.*
+builds:
+  - repository: [almalinux/el8]
+    image: git.unkin.net/unkin/almalinux8-rpmbuilder:latest
+    release: '1'
+    version: 5.8.1
+  - repository: [almalinux/el9]
+    image: git.unkin.net/unkin/almalinux9-rpmbuilder:latest
+    release: '1'
+    version: 5.8.1

rpms/kustomize/resources/build.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/bash
+set -e
+
+# Download kustomize binary
+wget -O /app/kustomize_v${PACKAGE_VERSION}_linux_amd64.tar.gz https://artifactapi.k8s.syd1.au.unkin.net/api/v1/remote/github/kubernetes-sigs/kustomize/releases/download/kustomize%2Fv${PACKAGE_VERSION}/kustomize_v${PACKAGE_VERSION}_linux_amd64.tar.gz
+
+# Extract the binary
+tar -xzf /app/kustomize_v${PACKAGE_VERSION}_linux_amd64.tar.gz -C /app/
+
+# Process nfpm.yaml with envsubst
+envsubst < /app/resources/nfpm.yaml > /app/nfpm.yaml
+
+# Build the RPM
+nfpm pkg --config /app/nfpm.yaml --target /app/dist --packager rpm

rpms/kustomize/resources/nfpm.yaml

@@ -0,0 +1,39 @@
+---
+# nfpm.yaml
+
+name: ${PACKAGE_NAME}
+version: ${PACKAGE_VERSION}
+release: ${PACKAGE_RELEASE}
+arch: ${PACKAGE_ARCH}
+platform: ${PACKAGE_PLATFORM}
+section: default
+priority: extra
+description: "${PACKAGE_DESCRIPTION}"
+
+maintainer: ${PACKAGE_MAINTAINER}
+homepage: ${PACKAGE_HOMEPAGE}
+license: ${PACKAGE_LICENSE}
+
+disable_globbing: false
+
+replaces:
+  - kustomize
+
+provides:
+  - kustomize
+
+# Files to include in the package
+contents:
+  - src: /app/kustomize
+    dst: /usr/bin/kustomize
+    file_info:
+      mode: 0755
+      owner: root
+      group: root
+
+# Scripts to run during installation/removal (optional)
+# scripts:
+#   preinstall: ./scripts/preinstall.sh
+#   postinstall: ./scripts/postinstall.sh
+#   preremove: ./scripts/preremove.sh
+#   postremove: ./scripts/postremove.sh