Adding Message (#2)

Reviewed-on: phoenix/textsender-models#2
Co-authored-by: phoenix <kundeng00@pm.me>
Co-committed-by: phoenix <kundeng00@pm.me>

pkg/message/message.go

@@ -0,0 +1,11 @@
+package message
+
+import (
+	"github.com/google/uuid"
+)
+
+type Message struct {
+	Id      uuid.UUID `json:"id"`
+	Content string    `json:"content"`
+	UserId  uuid.UUID `json:"user_id"`
+}