added install and uninstall targets since the go install was being weird

Makefile

@@ -4,3 +4,9 @@
 
 build:
 	go build -o ./build/itashi ./cmd/itashi/main.go 
+
+install:
+	sudo mv ./build/itashi /usr/local/bin/itashi && sudo chmod u+x /usr/local/bin/itashi
+
+uninstall:
+	sudo rm -f /usr/local/bin/itashi