diff --git a/cmd/main.go b/cmd/main.go
index e69de29..0cb0ec6 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -0,0 +1,22 @@
+package main
+
+import (
+	"github.com/spf13/cobra"
+	"os"
+)
+
+var rootCmd = &cobra.Command{
+	Use:   "ciweave",
+	Short: "automatic pipeline generator",
+	Long:  "ciweave is a automatic pipeline generator for ci/cd written in golang",
+}
+
+func Execute() {
+	if err := rootCmd.Execute(); err != nil {
+		os.Exit(1)
+	}
+}
+
+func main() {
+	Execute()
+}
diff --git a/internal/logger/logger.go b/internal/logger/logger.go
index e69de29..3dcf7cd 100644
--- a/internal/logger/logger.go
+++ b/internal/logger/logger.go
@@ -0,0 +1,26 @@
+package logger
+
+import (
+	"log/slog"
+	"os"
+)
+
+type Logger struct {
+	*slog.Logger
+}
+
+func New(debug bool) *Logger {
+	var level slog.Level
+	if debug {
+		level = slog.LevelDebug
+	} else {
+		level = slog.LevelInfo
+	}
+	handler := slog.NewTextHandler(os.Stdout, &slog.HandlerOptions{
+		Level: level,
+	})
+
+	return &Logger{
+		Logger: slog.New(handler),
+	}
+}