update Makefile

Author: leo-aa88

Makefile

@@ -1,11 +1,17 @@
 .PHONY: test build
 
+fmt:
+	go fmt ./...
+
 test:
 	go test ./... -race
 
 test-coverage:
 	go test ./... -race -coverprofile=coverage.out
 
+vet:
+	go vet ./...
+
 build:
 	mkdir -p bin
 	go build -o bin/agentctl ./cmd/agentctl