Add Wget dependency (#248)

* add wget dependency

* bump terraform version

* change wget min version

* add wget to goreleaser config

Author: dtoki

.goreleaser.yml

@@ -45,5 +45,7 @@ brews:
         type: optional
       - name: kubectl
         type: optional
+      - name: wget
+        type: optional
     test: |
       system "#{bin}/zero version"

cmd/check.go

@@ -124,7 +124,7 @@ var checkCmd = &cobra.Command{
 				command:    "terraform",
 				args:       []string{"version"},
 				regexStr:   `Terraform v(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)`,
-				minVersion: "0.12.0",
+				minVersion: "0.13.0",
 				docsURL:    "https://www.terraform.io/downloads.html",
 			},
 			{
@@ -143,6 +143,14 @@ var checkCmd = &cobra.Command{
 				minVersion: "2.17.1",
 				docsURL:    "https://git-scm.com/book/en/v2/Getting-Started-Installing-Git",
 			},
+			{
+				name:       "Wget\t\t",
+				command:    "wget",
+				args:       []string{"--version"},
+				regexStr:   `^GNU Wget (0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)`,
+				minVersion: "1.14.0",
+				docsURL:    "https://www.gnu.org/software/wget/",
+			},
 		}
 
 		// Store and errors from the commands we run.