Add option to not create a config file

internal/config/config.go

@@ -11,6 +11,11 @@ import (
 	"github.com/pelletier/go-toml"
 )
 
+type CLI struct {
+	NoConfigFile bool   `short:"C" default:"false" help:"Disable config file creation."`
+	ConfigFile   Config `embed:"" prefix:""`
+}
+
 type Config struct {
 	Port                string            `toml:"port" short:"p" default:"8080" comment:"The port to listen on for the server."`
 	DatabaseFilePath    string            `toml:"database-file-path" short:"d" default:"plm.db" comment:"Path to sqlite database file."`
@@ -36,8 +41,8 @@ func (u UserListAsStrings) Validate() error {
 	return nil
 }
 
-func defaultConfig() Config {
-	return Config{
+func defaultConfig() CLI {
+	c := Config{
 		Port:                "8080",
 		DatabaseFilePath:    "plm.db",
 		DemoDataPath:        "",
@@ -50,12 +55,13 @@ func defaultConfig() Config {
 		DemoUsername:        "demo",
 		AddUser:             []string{},
 	}
+	return CLI{NoConfigFile: false, ConfigFile: c}
 }
 
 func LoadConfig(configPath string) Config {
 	f, err := os.ReadFile(configPath)
 
-	var cfg Config
+	var cfg CLI
 	configFileNotExist := false
 	if err != nil {
 		if errors.Is(err, os.ErrNotExist) {
@@ -70,10 +76,11 @@ func LoadConfig(configPath string) Config {
 			panic(err)
 		}
 	}
+	//parse in configs and cli
 	kong.Parse(&cfg, kong.Configuration(kongtoml.Loader, configPath))
 
-	if configFileNotExist {
-		b, err := toml.Marshal(cfg)
+	if configFileNotExist && !cfg.NoConfigFile {
+		b, err := toml.Marshal(cfg.ConfigFile)
 		if err != nil {
 			panic(err)
 		}
@@ -83,5 +90,5 @@ func LoadConfig(configPath string) Config {
 		}
 	}
 
-	return cfg
+	return cfg.ConfigFile
 }