refactor: changed file structure

pkg/contexts/request_timer.go

@@ -0,0 +1,21 @@
+package contexts
+
+import (
+	"context"
+	"errors"
+	"time"
+)
+
+// Set the start time of the request
+func SetStart(ctx context.Context, time time.Time) context.Context {
+	return context.WithValue(ctx, contextKeyRequestTime, time)
+}
+
+// Get the start time of the request
+func GetStartTime(ctx context.Context) (time.Time, error) {
+	start, ok := ctx.Value(contextKeyRequestTime).(time.Time)
+	if !ok {
+		return time.Time{}, errors.New("Failed to get start time of request")
+	}
+	return start, nil
+}