feat: homedir config

cmd/pierre/main.go

@@ -4,6 +4,8 @@ import (
 	"context"
 	"fmt"
 	"log"
+	"os"
+	"path/filepath"
 
 	"bitbucket.bit.admin.ch/scm/~u80859501/pierre-bot/internal/chatter"
 	"bitbucket.bit.admin.ch/scm/~u80859501/pierre-bot/internal/gitadapters"
@@ -36,13 +38,19 @@ type Config struct {
 
 func main() {
 	cfg := &Config{}
+	home, err := os.UserHomeDir()
+	if err != nil {
+		log.Fatalf("could not find home directory: %v", err)
+	}
+
+	defaultConfig := filepath.Join(home, ".config", "pierre", "config.yaml")
 
 	// Parse flags, env vars, and config files
 	kong.Parse(cfg,
 		kong.Name("pierre"),
 		kong.Description("AI-powered Pull Request reviewer for Bitbucket"),
 		kong.UsageOnError(),
-		kong.Configuration(kongyaml.Loader, "config.yaml", "~/.config/pierre/config.yaml"),
+		kong.Configuration(kongyaml.Loader, "config.yaml", defaultConfig),
 	)
 
 	// Initialize Bitbucket Adapter