refactor: kj-ify the repo with a makefile

3 files changed, 74 insertions, 14 deletions

diff --git a/.dockerignore b/.dockerignore
index 6472839..ce47f14 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -17,3 +17,7 @@
 **/build
 **/dist
 **/node_modules
+
+# include prebuilt app assets for static serving image
+!excalidraw-app/build/
+!excalidraw-app/build/**
diff --git a/Dockerfile b/Dockerfile
index 2716803..91a6401 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,19 +1,13 @@
-FROM node:18 AS build
+FROM ubuntu:22.04
 
-WORKDIR /opt/node_app
+WORKDIR /srv/www
 
-COPY . .
+RUN apt-get update \
+	&& apt-get install -y --no-install-recommends python3 \
+	&& rm -rf /var/lib/apt/lists/*
 
-# do not ignore optional dependencies:
-# Error: Cannot find module @rollup/rollup-linux-x64-gnu
-RUN yarn --network-timeout 600000
+COPY ./excalidraw-app/build/ /srv/www/
 
-ARG NODE_ENV=production
+EXPOSE 8000
 
-RUN yarn build:app:docker
-
-FROM nginx:1.27-alpine
-
-COPY --from=build /opt/node_app/excalidraw-app/build /usr/share/nginx/html
-
-HEALTHCHECK CMD wget -q -O /dev/null http://localhost || exit 1
+CMD ["python3", "-m", "http.server", "8000"]
\ No newline at end of file
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..1347b73
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,62 @@
+SHELL := /bin/sh
+
+IMAGE ?= kj-diagramming:latest
+BUILD_DIR := excalidraw-app/build
+PROJECT_MARKER := excalidraw-app/App.tsx
+CONTAINER_ENGINE := $(shell if command -v docker >/dev/null 2>&1; then printf '%s' docker; elif command -v podman >/dev/null 2>&1; then printf '%s' podman; fi)
+
+.PHONY: help build clean container check-yarn check-container-engine check-build-dir
+
+help:
+	@echo "targets:"
+	@echo "  make build      build static assets into $(BUILD_DIR)"
+	@echo "  make clean      rm $(BUILD_DIR) (with checks)"
+	@echo "  make container  build kj-diagramming image"
+
+check-yarn:
+	@if ! command -v yarn >/dev/null 2>&1; then \
+		echo "warning: yarn is not installed."; \
+		echo "install yarn to use: make build"; \
+	fi
+
+check-container-engine:
+	@if [ -z "$(CONTAINER_ENGINE)" ]; then \
+		echo "error: neither docker nor podman is installed."; \
+		echo "install docker or podman, then run: make container"; \
+		exit 1; \
+	fi
+	@echo "using container engine: $(CONTAINER_ENGINE)"
+
+check-build-dir:
+	@if [ ! -d "$(BUILD_DIR)" ]; then \
+		echo "error: $(BUILD_DIR) is missing."; \
+		echo "run: make build"; \
+		exit 1; \
+	fi
+
+build:
+	@if ! command -v yarn >/dev/null 2>&1; then \
+		echo "error: yarn is not installed."; \
+		echo "install yarn, then run: make build"; \
+		exit 1; \
+	fi
+	@echo "building static assets into $(BUILD_DIR)..."
+	@NODE_ENV=production yarn build:app:docker
+
+clean:
+	@if [ -f "$(PROJECT_MARKER)" ] || [ -d "$(BUILD_DIR)" ]; then \
+		if [ -d "$(BUILD_DIR)" ]; then \
+			echo "removing $(BUILD_DIR)..."; \
+			rm -rf "$(BUILD_DIR)"; \
+		else \
+			echo "nothing to clean: $(BUILD_DIR) does not exist."; \
+		fi; \
+	else \
+		echo "safety check failed: not in kj-diagramming repo root and $(BUILD_DIR) was not found."; \
+		echo "refusing to run rm."; \
+		exit 1; \
+	fi
+
+container: check-yarn check-container-engine clean build
+	@echo "building image $(IMAGE)..."
+	@$(CONTAINER_ENGINE) build -f Dockerfile -t "$(IMAGE)" .
\ No newline at end of file