Add module config

.goreleaser.yml

@@ -1,9 +1,9 @@
 project_name: psu
+env:
+  - GO111MODULE=on
 before:
   hooks:
-    - go get github.com/spf13/cobra
-    - go get github.com/joho/godotenv
-    - go get github.com/sirupsen/logrus
+    - go mod download
 builds:
   - main: main.go
     binary: psu

go.mod

@@ -0,0 +1,9 @@
+module github.com/greenled/portainer-stack-utils
+
+go 1.12
+
+require (
+	github.com/spf13/cobra v0.0.5
+	github.com/joho/godotenv v1.3.0
+	github.com/sirupsen/logrus v1.4.2
+)