chore(Makefile): Add container build commands

Author: christinaexyou

Makefile

@@ -1,3 +1,22 @@
+PLATFORMS ?= linux/$(TARGETARCH)
+TARGETARCH ?= amd64
+
+DOCKER_BUILDX_CMD ?= docker buildx
+IMAGE_BUILD_CMD ?= $(DOCKER_BUILDX_CMD) build
+IMAGE_BUILD_EXTRA_OPTS ?=
+
+IMAGE_REGISTRY ?= quay.io/trustyai
+IMAGE_NAME := nemo-guardrails-server
+IMAGE_REPO ?= $(IMAGE_REGISTRY)/$(IMAGE_NAME)
+IMAGE_TAG ?= $(IMAGE_REPO):$(GIT_TAG)
+
+GIT_COMMIT_SHA ?= $(shell git rev-parse HEAD)
+GIT_TAG ?= $(or $(shell git describe --abbrev=0 2>/dev/null),$(shell git rev-parse --short HEAD))
+BUILD_REF ?= $(or $(shell git describe --abbrev=0 2>/dev/null),$(GIT_TAG)) # release tag or fallback to git commit hash
+
+# The name of the kind cluster to use for the "kind-load" target.
+KIND_CLUSTER ?= kind
+
 .PHONY: all test tests test_watch test_coverage test_profile docs docs-strict docs-serve docs-update-cards docs-check-cards docs-watch-cards pre_commit help
 
 # Default target executed when no specific target is provided to make.
@@ -46,6 +65,35 @@ pre_commit:
 	pre-commit install
 	pre-commit run --all-files
 
+# BUILD
+.PHONY: image-build
+image-build: # Build the image using Docker buildx.
+	$(IMAGE_BUILD_CMD) -t $(IMAGE_TAG) \
+		--file Dockerfile.server \
+		--platform=$(PLATFORMS) \
+		--build-arg COMMIT_SHA=${GIT_COMMIT_SHA} \
+		--build-arg BUILD_REF=${BUILD_REF} \
+		$(PUSH) \
+		$(LOAD) \
+		$(IMAGE_BUILD_EXTRA_OPTS) ./
+
+# Build the container image for the server
+.PHONY: image-local-build
+image-local-build: # Build the image using Docker buildx
+	set -e; \
+	builder=$$($(DOCKER_BUILDX_CMD) create --use); \
+	trap '$(DOCKER_BUILDX_CMD) rm -f "$$builder"' EXIT; \
+	$(MAKE) image-build PUSH="$(PUSH)" LOAD="$(LOAD)"
+
+.PHONY: image-local-push
+image-local-push: # Push the image to the local Docker registry
+image-local-push: PUSH=--push # Build the image for local development and push it to $IMAGE_REPO.
+image-local-push: image-local-build
+
+.PHONY: image-kind
+image-kind: LOAD=--load
+image-kind: image-build # Build the image and load it to kind cluster $KIND_CLUSTER ("kind" by default)
+	kind load docker-image $(IMAGE_TAG) --name $(KIND_CLUSTER)
 
 # HELP
 
@@ -64,3 +112,7 @@ help:
 	@echo 'docs-watch-cards             - watch for file changes and auto-update cards'
 	@echo 'docs-check-redirects         - validate that all redirect targets exist'
 	@echo 'pre_commit                   - run pre-commit hooks'
+	@echo 'image-build                  - build the image using Docker buildx'
+	@echo 'image-local-build            - build the image using Docker buildx for local development'
+	@echo 'image-local-push             - build the image and push it to the local Docker registry'
+	@echo 'image-kind                   - build the image and load it to kind cluster $KIND_CLUSTER ("kind" by default)'