Initial commit

internal/storage/config.go

@@ -0,0 +1,38 @@
+package storage
+
+import (
+	"os"
+	"path/filepath"
+
+	"gopkg.in/yaml.v3"
+)
+
+// Config holds persistent user preferences stored in .greq/config.yaml.
+type Config struct {
+	Editor string `yaml:"editor,omitempty"` // e.g. "nvim", "nano", "code --wait"
+}
+
+var configPath = filepath.Join(RootDir, "config.yaml")
+
+// LoadConfig reads .greq/config.yaml. Missing file returns an empty Config.
+func LoadConfig() (Config, error) {
+	var cfg Config
+	data, err := os.ReadFile(configPath)
+	if err != nil {
+		if os.IsNotExist(err) {
+			return cfg, nil
+		}
+		return cfg, err
+	}
+	return cfg, yaml.Unmarshal(data, &cfg)
+}
+
+// SaveConfig writes cfg to .greq/config.yaml.
+func SaveConfig(cfg Config) error {
+	_ = os.MkdirAll(RootDir, 0o755)
+	data, err := yaml.Marshal(&cfg)
+	if err != nil {
+		return err
+	}
+	return os.WriteFile(configPath, data, 0o644)
+}