improved makefile

Makefile

@@ -1,9 +1,11 @@
 BINARY_NAME=s3Browser
 
-build-web:
+all: build
+
+build-web: deps-js
 	yarn --cwd s3browser-frontend run build
 
-build-backend:
+build-backend: deps-go
 	cd s3browser-backend && go build -o "../${BINARY_NAME}" -tags prod ./cmd/s3Browser.go
 
 cp-static:
@@ -17,8 +19,12 @@ clean:
 	rm -f ${BINARY_NAME}
 	cd s3browser-backend && go clean
 
-deps:
+deps: deps-js deps-go
+
+deps-js:
 	yarn --cwd s3browser-frontend install
+
+deps-go:
 	cd s3browser-backend && go mod download
 
 dev-backend: