feat: bundle css with backend

Makefile

@@ -1,5 +1,5 @@
 .PHONY: all
-all: frontend backend
+all: frontend css backend
 	mv api pronouns
 
 .PHONY: migrate
@@ -7,13 +7,17 @@ migrate:
 	go run -v ./scripts/migrate
 
 .PHONY: backend
-backend:
+backend: css
 	CGO_ENABLED=0 go build -v -o api -ldflags="-buildid= -X codeberg.org/u1f320/pronouns.cc/backend/server.Revision=`git rev-parse --short HEAD`" ./backend
 
 .PHONY: frontend
 frontend:
 	yarn build
 
+.PHONY: css
+css:
+	yarn tailwindcss -m -o frontend/style.css
+
 .PHONY: dev
 dev:
 	yarn dev