first commit, i i have no idea what i have done

server/internal/dto/record.go

@@ -0,0 +1,14 @@
+package dto
+
+type RecordDto struct {
+	ID        uint  `json:"id"`
+	StartedAt int64 `json:"startedAt"`
+	StoppedAt int64 `json:"stoppedAt"`
+}
+
+type RecordListDto struct {
+	Records []RecordDto `json:"records"`
+	Offset  int         `json:"offset"`
+	Limit   int         `json:"limit"`
+	Total   int64       `json:"total"`
+}