Added post install check (#630)

cli/cmd/check.go

@@ -0,0 +1,20 @@
+package cmd
+
+import (
+	"github.com/spf13/cobra"
+	"github.com/up9inc/mizu/cli/telemetry"
+)
+
+var checkCmd = &cobra.Command{
+	Use:   "check",
+	Short: "Check the Mizu installation for potential problems",
+	RunE: func(cmd *cobra.Command, args []string) error {
+		go telemetry.ReportRun("check", nil)
+		runMizuCheck()
+		return nil
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(checkCmd)
+}