First commit of golang CLI.

wild-cli/cmd/wild/app/app.go

@@ -0,0 +1,43 @@
+package app
+
+import (
+	"github.com/spf13/cobra"
+)
+
+// NewAppCommand creates the app command and its subcommands
+func NewAppCommand() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "app",
+		Short: "Manage Wild Cloud applications",
+		Long: `Manage applications in your Wild Cloud cluster.
+
+Applications are deployed as Kubernetes workloads with associated configuration,
+secrets, and persistent storage as needed.`,
+	}
+
+	// Add subcommands
+	cmd.AddCommand(
+		newListCommand(),
+		newFetchCommand(),
+		newAddCommand(),
+		newDeployCommand(),
+		newDeleteCommand(),
+		newBackupCommand(),
+		newRestoreCommand(),
+		newDoctorCommand(),
+	)
+
+	return cmd
+}
+
+// newListCommand is implemented in list.go
+// newFetchCommand is implemented in fetch.go
+// newAddCommand is implemented in add.go
+// newDeployCommand is implemented in deploy.go
+
+// newDeleteCommand is implemented in delete.go
+
+// newBackupCommand is implemented in backup.go
+// newRestoreCommand is implemented in restore.go
+
+// newDoctorCommand is implemented in doctor.go