refactor: replace logrus with log/slog

utils/logger.go

@@ -0,0 +1,26 @@
+package utils
+
+import (
+	"fmt"
+	"io"
+	"log/slog"
+)
+
+type Logger struct {
+	slog *slog.Logger
+}
+
+func NewLogger(w io.WriteCloser) *Logger {
+	handler := slog.NewTextHandler(w, &slog.HandlerOptions{})
+	sl := slog.New(handler)
+
+	return &Logger{slog: sl}
+}
+
+func (l *Logger) Error(f string, args ...any) {
+	l.slog.Error(fmt.Sprintf(f, args...))
+}
+
+func (l *Logger) Info(f string, args ...any) {
+	l.slog.Info(fmt.Sprintf(f, args...))
+}