add ko build

Author: michaelvl

Makefile

@@ -5,6 +5,8 @@ include Makefile.cosign
 # The packages to build
 GO_PACKAGES ?= cmd/apply-setters cmd/digester cmd/gatekeeper-set-enforcement-action cmd/helm-upgrader cmd/kubeconform cmd/remove-local-config-resources cmd/render-helm-chart cmd/set-annotations cmd/set-labels cmd/source-helm-chart cmd/package-compositor # cmd/template-kyaml
 
+KO_PACKAGES ?= cmd/kubeconform cmd/remove-local-config-resources
+
 # The platforms we support
 #ALL_PLATFORMS ?= linux/amd64 linux/arm linux/arm64 linux/ppc64le linux/s390x
 ALL_PLATFORMS ?= linux/amd64 linux/arm linux/arm64
@@ -26,7 +28,9 @@ MAKEFLAGS += --no-print-directory
 # For functions building on top of Helm
 HELM_VERSION=v3.16.1
 
-REGISTRY ?= ghcr.io/krm-functions
+# REGISTRY ?= ghcr.io/krm-functions
+REGISTRY ?= ko.local
+CONTAINER_PUSH ?= false
 
 # This version-strategy uses git tags to set the version string
 VERSION ?= $(shell git describe --tags --always --dirty)
@@ -70,6 +74,14 @@ build-package:
 			./$(PACKAGE); \
 	fi
 
+## Build all containers
+.PHONY: containers
+containers:
+	export KO_DOCKER_REPO=$(REGISTRY); \
+	for package in $(KO_PACKAGES); do \
+		ko build ./$$package --base-import-paths --push=$(CONTAINER_PUSH); \
+	done
+
 .PHONY: clean
 clean:
 	rm -rf $(BIN_DIR)

devbox.json

@@ -4,6 +4,7 @@
     "gnumake@4.4.1",
     "go@1.24.3",
     "golangci-lint@2.1.6",
+    "ko@0.18.0",
     "kpt@1.0.0-beta.55",
     "yq@3.4.3"
   ]

devbox.lock

@@ -193,6 +193,54 @@
         }
       }
     },
+    "ko@0.18.0": {
+      "last_modified": "2025-11-23T21:50:36Z",
+      "resolved": "github:NixOS/nixpkgs/ee09932cedcef15aaf476f9343d1dea2cb77e261#ko",
+      "source": "devbox-search",
+      "version": "0.18.0",
+      "systems": {
+        "aarch64-darwin": {
+          "outputs": [
+            {
+              "name": "out",
+              "path": "/nix/store/fv07zmsacfcx03prilrls23ng12783rz-ko-0.18.0",
+              "default": true
+            }
+          ],
+          "store_path": "/nix/store/fv07zmsacfcx03prilrls23ng12783rz-ko-0.18.0"
+        },
+        "aarch64-linux": {
+          "outputs": [
+            {
+              "name": "out",
+              "path": "/nix/store/bb7zb20f0vxbpq2ddxzvba2lih4xmlj1-ko-0.18.0",
+              "default": true
+            }
+          ],
+          "store_path": "/nix/store/bb7zb20f0vxbpq2ddxzvba2lih4xmlj1-ko-0.18.0"
+        },
+        "x86_64-darwin": {
+          "outputs": [
+            {
+              "name": "out",
+              "path": "/nix/store/sblcy1ciry7msqa0y4m5nmb3s1grrpyf-ko-0.18.0",
+              "default": true
+            }
+          ],
+          "store_path": "/nix/store/sblcy1ciry7msqa0y4m5nmb3s1grrpyf-ko-0.18.0"
+        },
+        "x86_64-linux": {
+          "outputs": [
+            {
+              "name": "out",
+              "path": "/nix/store/6an2xmjlzjlvid1qxhsjsf7g6bs7ljvr-ko-0.18.0",
+              "default": true
+            }
+          ],
+          "store_path": "/nix/store/6an2xmjlzjlvid1qxhsjsf7g6bs7ljvr-ko-0.18.0"
+        }
+      }
+    },
     "kpt@1.0.0-beta.55": {
       "last_modified": "2025-06-20T02:24:11Z",
       "resolved": "github:NixOS/nixpkgs/076e8c6678d8c54204abcb4b1b14c366835a58bb#kpt",