install skopeo if missing

Author: cheesesashimi

Makefile

@@ -109,7 +109,17 @@ else
 	GO111MODULE=on go build -o $(GOPATH)/bin/golangci-lint ./vendor/github.com/golangci/golangci-lint/cmd/golangci-lint
 endif
 
-install-tools: install-golangci-lint install-go-junit-report install-setup-envtest
+SKOPEO := $(shell command -v skopeo 2> /dev/null)
+install-skopeo:
+ifdef SKOPEO
+	@echo "Found skopeo"
+	skopeo --version
+else
+	@echo "Installing skopeo"
+	dnf install -y skopeo
+endif
+
+install-tools: install-golangci-lint install-go-junit-report install-setup-envtest install-skopeo
 
 # Runs golangci-lint
 lint: install-tools