add scaffolding for configuration file

hypd/cmd/defaultconfig.go

@@ -0,0 +1,33 @@
+/*
+Copyright © 2024 Steven Polley <himself@stevenpolley.net>
+*/
+package cmd
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"deadbeef.codes/steven/hyp/hypd/configuration"
+	"github.com/spf13/cobra"
+)
+
+// defaultconfigCmd represents the defaultconfig command
+var defaultconfigCmd = &cobra.Command{
+	Use:   "defaultconfig",
+	Short: "Prints the default configuration to stdout",
+	Long: `The default configuration is used if one is not set.  The default configuration
+	can be used as a reference to build your own.  `,
+	Run: func(cmd *cobra.Command, args []string) {
+		config := configuration.DefaultConfig()
+		b, err := json.MarshalIndent(config, "", "    ")
+		if err != nil {
+			panic(fmt.Errorf("failed to marshal default configuration to json (this should never happen): %v", err))
+		}
+		fmt.Println(string(b))
+	},
+}
+
+func init() {
+	generateCmd.AddCommand(defaultconfigCmd)
+
+}