add code

cc_website/Makefile

@@ -0,0 +1,16 @@
+.PHONY: install
+install:
+	npm install
+
+.PHONY: build
+build: install
+	npm run build && PUSHTX_SINGLE_FILE=1 npm run build
+
+# hash and sign all important files - both the source and built versions
+.PHONY: sign
+sign:
+	find . -type f \
+  \( -iname '*.js' -o -iname '*.ts' -o -iname '*.html' -o -iname '*.css' -o -iname '*.json' \)  \
+	! -path './node_modules/*' \
+	-exec shasum -a 256 {} \; > SHA256SUMS && \
+	gpg --detach-sign --armor --digest-algo SHA256 --yes SHA256SUMS