add compile arg

Makefile

@@ -3,7 +3,7 @@
 
 build:
 	go-bindata -pkg schema -ignore .git -o module/schema/static.go schema/
-	GOOS=linux go build -o mtfosbot .
+	GOOS=linux go build -o mtfosbot -ldflags "-s -w" .
 
 clean:
-	rm -rf mtfosbot && go clean
+	rm -rf mtfosbot && go clean