experimental: codex / ai integration

config.go

@@ -38,6 +38,7 @@ type Config struct {
 	Editing         EditingConfig     `toml:"editing"`
 	CustomTheme     CustomThemeConfig `toml:"custom_theme"`
 	KeyBindings     KeyBindings       `toml:"keybindings"`
+	AI              AIConfig          `toml:"ai"`
 }
 
 type CustomThemeConfig struct {
@@ -117,6 +118,7 @@ func defaultConfig() Config {
 			Enabled: true, MaxAge: configDuration{7 * 24 * time.Hour}, MaxEntries: 200,
 		},
 		Editing:     EditingConfig{Mode: "vim"},
+		AI:          defaultAIConfig(),
 		KeyBindings: defaultKeyBindings(),
 	}
 }
@@ -231,6 +233,9 @@ func validateConfig(config Config) error {
 	if err := validateKeyBindings(config.KeyBindings); err != nil {
 		return err
 	}
+	if err := validateAIConfig(config.AI); err != nil {
+		return err
+	}
 	return nil
 }