Clean the build pipeline

Makefile

@@ -3,19 +3,32 @@ install:
 	cd backend && go install ./...
 	cd frontend && npm install
 
-build:
+build: assets
+	go build -tags=binassets -o backend/build/cmdui backend/main.go
+	@echo Build complete!
+	@echo Binary is located at backend/build/cmdui
+
+build_linux: assets build_docker
+
+build_docker:
+	cd backend && docker build . -t cmdui:build
+	cd backend && docker run -i -v ${PWD}/backend/build:/build cmdui:build \
+		go build -tags=binassets -o /build/cmdui_linux main.go
+	@echo Build complete!
+	@echo Binary is located at backend/build/cmdui_linux
+
+assets:
 	cd frontend && npm run build
 	go-bindata-assetfs \
 		-o=backend/api/assets/bindata_assetfs.go \
 		-pkg=assets \
 		-prefix=frontend/build \
 		frontend/build/...
-	go build -tags=binassets -o backend/build/cmdui backend/main.go
 
-build_linux:
-	cd backend && docker build . -t cmdui:build
-	cd backend && docker run -i -v ${PWD}/backend/build:/artefacts cmdui:build \
-		go build -o /artefacts/cmdui_linux main.go
+clean:
+	rm -rf frontend/build
+	rm -rf backend/build
+	rm -f backend/api/assets/bindata_assetfs.go
 
 create_db:
 	sqlite3 backend/data/cmdui.db < backend/schema_sqlite.sql