move config file loading out of gemlog package

internal/ui/config/config.go

@@ -0,0 +1,32 @@
+package config
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	gemlog "git.travisshears.com/travisshears/gemlog-cli/gemlog"
+	"gopkg.in/yaml.v3"
+)
+
+// LoadConfig reads and parses the YAML configuration file from ~/.config/gemlog-cli
+func LoadConfig() (*gemlog.Config, error) {
+	homeDir, err := os.UserHomeDir()
+	if err != nil {
+		return nil, fmt.Errorf("failed to get user home directory: %w", err)
+	}
+
+	configPath := filepath.Join(homeDir, ".config", "gemlog-cli", "config.yml")
+
+	data, err := os.ReadFile(configPath)
+	if err != nil {
+		return nil, fmt.Errorf("failed to read config file %s: %w", configPath, err)
+	}
+
+	var config gemlog.Config
+	if err := yaml.Unmarshal(data, &config); err != nil {
+		return nil, fmt.Errorf("failed to parse YAML config: %w", err)
+	}
+
+	return &config, nil
+}