some refinement

Makefile

@@ -6,3 +6,13 @@ lint:
 
 install-lint:
 	go install github.com/golangci/golangci-lint/cmd/golangci-lint@latest
+
+fix:
+	golangci-lint run --fix ./...
+
+semgrep:
+	@which semgrep > /dev/null || (echo "semgrep not found, please install it: brew install semgrep")
+	semgrep scan --config auto --config semgrep-rules.yml
+
+semgrep-ci:
+	semgrep scan --config auto --config semgrep-rules.yml --error