Add build and push CI.

The CI builds and pushes Linux amd64 images to quay.io tagged using
the full commit revision.

Signed-off-by: Chris Doherty <[email protected]>

.github/workflows/ci.yml

@@ -0,0 +1,20 @@
+name: Actions
+on:
+  push:
+    branches:
+      - "*"
+    tags-ignore:
+      - "v*"
+  pull_request: {}
+  workflow_dispatch: {}
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        platform: [amd64]
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build linux/${{ matrix.platform }}
+        run: make images -j$(nproc) GOOS=linux GOARCH=${{ matrix.platform }}

.github/workflows/release.yml

@@ -0,0 +1,21 @@
+name: Release
+on:
+  push:
+    branches:
+      - "main"
+  workflow_dispatch: {}
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        platform: [amd64]
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Build linux/${{ matrix.platform }}
+        run: make images -j $(nproc) GOOS=linux GOARCH=${{ matrix.platform }}
+
+      - name: Push linux/${{ matrix.platform }}
+        run: make push -j $(nprox)

Makefile

@@ -1,18 +1,52 @@
-BINS = archive2disk cexec grub2disk kexec oci2disk qemuimg2disk rootio slurp syslinux writefile
+# Use bash
+SHELL       := bash
+.SHELLFLAGS := -o pipefail -euc
+.ONESHELL:
 
-include rules.mk
+# Second expansion is used by the image targets to depend on their respective binaries. It is
+# necessary because automatic variables are not set on first expansion.
+# See https://www.gnu.org/software/make/manual/html_node/Secondary-Expansion.html.
+.SECONDEXPANSION:
 
-all: $(BINS)
+# Define the list of actions that can be built.
+ACTIONS := archive2disk cexec grub2disk kexec oci2disk qemuimg2disk rootio slurp syslinux writefile
 
-.PHONY: $(BINS)
-$(BINS):
+# Define the commit for tagging images.
+GIT_COMMIT := $(shell git rev-parse HEAD)
+
+# Define Docker registry details.
+DOCKER_REPOSITORY := quay.io/tinkerbell/actions
+
+include Rules.mk
+
+.PHONY: help
+help: ## Print this help
+	@awk 'BEGIN {FS = ":.*##"; printf "Usage:\n  make \033[36m<target>\033[0m\n"} /^[%\/0-9A-Za-z_-]+:.*?##/ { printf "  \033[36m%-20s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
+	@echo
+	@echo Individual actions can be built with their name. For example, \`make archive2disk\`.
+
+
+.PHONY: $(ACTIONS)
+$(ACTIONS): ## Build a specific action image.
 	docker buildx build --platform linux/amd64 --load -t  $@:latest -f ./$@/Dockerfile .
 
+.PHONY: images
+images: ## Build all action images.
+images: $(ACTIONS)
+
+.PHONY: push
+push: ## Push all action images.
+push: $(addprefix push-,$(ACTIONS))
+
+.PHONY: push-%
+push-%: ## Push a specific action image to the registry. This recipe assumes you are already authenticated with the registry.
+	IMAGE_NAME=$(DOCKER_REPOSITORY)/$*:$(GIT_COMMIT)
+	docker tag $*:latest $$IMAGE_NAME
+	docker push $$IMAGE_NAME
+
+formatters: ## Run all formatters.
 formatters: $(toolBins)
 	git ls-files '*.go' | xargs -I% sh -c 'sed -i "/^import (/,/^)/ { /^\s*$$/ d }" % && bin/gofumpt -w %'
 	git ls-files '*.go' | xargs -I% bin/goimports -w %
 
-tidy-all:
-	for d in $(BINS); do (cd $$d; go mod tidy); done
-
-include lint.mk
+include Lint.mk