first commit

Makefile

@@ -0,0 +1,16 @@
+build/MyCard.js: ./node_modules ./build
+	npx swc ./src/MyCard.ts -o ./build/MyCard.js
+
+./build:
+	mkdir -p ./build
+
+./node_modules:
+	npm install
+
+serve: ./build/MyCard.js
+	npx serve
+
+clean:
+	rm -rf ./build ./node_modules
+
+.PHONY: clean serve