Added build with buildah and deploy to kubernetes

.gitignore

@@ -1,3 +1,4 @@
 kcov-output/
+node_modules/
 zig-cache
 zig-out

GNUmakefile

@@ -1,20 +1,34 @@
 SHELL:=bash
+REVISION=$(shell git rev-parse HEAD)
 
 .PHONY: build
-build: ## make build  # Builds a cartridge
-	zig build
+build: ## make build	# Builds a cartridge
+	zig build -Drelease-small=true
+
+.PHONY: buildah
+buildah: ## make buildah	# Builds the container image
+	deploy/build-image.sh
+
+.PHONY: deploy
+deploy: ## make deploy	# deploy the cartridge the active kubernetes context
+	sed -i deploy/kubernetes.yaml -e 's/^\(\s*image:[^:]*:\).*$$/\1$(REVISION)/'
+	kubectl apply -f deploy/kubernetes.yaml
 
 .PHONY: help
 help:
 	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-20s\033[0m %s\n", $$1, $$2}'
 
 .PHONY: init
-init: ## make init  # initialize project dependencies
+init: ## make init	# initialize project dependencies
 	npm install wasm4
 	rm package.json package-lock.json  # w4 will think it is an AssemblyScript game if we leave these files
 
+.PHONY: push
+push: ## make push	# push the built image to quay.io
+	buildah push adyxax/grenade-brothers quay.io/adyxax/grenade-brothers:$(REVISION)
+
 .PHONY: serve
-serve: ## make serve  # run a nodejs web server
+serve: ## make serve	# run a nodejs web server
 	node_modules/.bin/w4 watch --no-open --no-qr
 
 .DEFAULT_GOAL := help

deploy/build-image.sh

@@ -0,0 +1,45 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+zig build -Drelease-small=true
+
+ret=0; buildah images adyxax/alpine &>/dev/null || ret=$?
+if [[ "${ret}" != 0 ]]; then
+	buildah rmi --all
+	ALPINE_LATEST=$(curl --silent https://dl-cdn.alpinelinux.org/alpine/latest-stable/releases/x86_64/ |
+		perl -lane '$latest = $1 if $_ =~ /^<a href="(alpine-minirootfs-\d+\.\d+\.\d+-x86_64\.tar\.gz)">/; END {print $latest}'
+	)
+	if [ ! -e "./${ALPINE_LATEST}" ]; then
+		echo "Fetching ${ALPINE_LATEST}..."
+		curl --silent "https://dl-cdn.alpinelinux.org/alpine/latest-stable/releases/x86_64/${ALPINE_LATEST}" \
+			--output "./${ALPINE_LATEST}"
+	fi
+
+	ctr=$(buildah from scratch)
+	buildah add "${ctr}" "${ALPINE_LATEST}" /
+	buildah run "${ctr}" /bin/sh -c 'apk upgrade --no-cache'
+	buildah run "${ctr}" /bin/sh -c 'apk add --no-cache pcre sqlite-libs'
+	buildah commit "${ctr}" adyxax/alpine
+	buildah rm "${ctr}"
+fi
+
+ret=0; buildah images adyxax/wasm4 &>/dev/null || ret=$?
+if [[ "${ret}" != 0 ]]; then
+	wasm4=$(buildah from adyxax/alpine)
+	buildah run "${wasm4}" /bin/sh -c 'apk add --no-cache nodejs-current npm'
+	buildah run "${wasm4}" /bin/sh -c 'npm install -g wasm4'
+	buildah commit "${wasm4}" adyxax/wasm4
+else
+	wasm4=$(buildah from adyxax/wasm4)
+fi
+
+buildah copy "${wasm4}" zig-out/lib/cart.wasm /
+
+buildah config \
+	--author 'Julien Dessaux' \
+	--cmd "w4 run --port 80 --no-open --no-qr /cart.wasm" \
+	--port 80 \
+	"${wasm4}"
+
+buildah commit "${wasm4}" adyxax/grenade-brothers
+buildah rm "${wasm4}"

deploy/kubernetes.yaml

@@ -0,0 +1,84 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: grenade-brothers
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  namespace: grenade-brothers
+  name: grenade-brothers
+  labels:
+    app: grenade-brothers
+spec:
+  replicas: 1
+  strategy:
+    rollingUpdate:
+      maxSurge: 1
+      maxUnavailable: 0
+    type: RollingUpdate
+  selector:
+    matchLabels:
+      app: grenade-brothers
+  template:
+    metadata:
+      labels:
+        app: grenade-brothers
+    spec:
+      containers:
+      - name: grenade-brothers
+        image: quay.io/adyxax/grenade-brothers:08da31f2e79f87a93281afe8f13eaa700d57708a
+        ports:
+        - containerPort: 80
+        readinessProbe:
+          httpGet:
+            path: '/'
+            port: 80
+          initialDelaySeconds: 1
+          timeoutSeconds: 1
+        livenessProbe:
+          httpGet:
+            path: '/'
+            port: 80
+          initialDelaySeconds: 1
+          timeoutSeconds: 1
+        lifecycle:
+          preStop:
+            exec:
+              command: ["/bin/sh", "-c", "sleep 10"]
+---
+apiVersion: v1
+kind: Service
+metadata:
+  namespace: grenade-brothers
+  name: grenade-brothers
+spec:
+  type: ClusterIP
+  selector:
+    app: grenade-brothers
+  ports:
+    - protocol: TCP
+      port: 80
+      targetPort: 80
+      name: grenade-brothers
+---
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  namespace: grenade-brothers
+  name: grenade-brothers
+spec:
+  ingressClassName: nginx
+  tls:
+  - secretName: wildcard-adyxax-org
+  rules:
+  - host: grenade-brothers.adyxax.org
+    http:
+      paths:
+      - path: '/'
+        pathType: Prefix
+        backend:
+          service:
+            name: grenade-brothers
+            port:
+              number: 80