add message link to staff note signature notifications

src/Entity/Messages.php

@@ -41,6 +41,9 @@ class Messages
     #[ORM\JoinColumn(nullable: false)]
     private ?User $sender = null;
 
+    #[ORM\Column(length: 255, nullable: true)]
+    private ?string $link = null;
+
     public function getId(): ?Uuid
     {
         return $this->id;
@@ -141,4 +144,16 @@ class Messages
             'message' => $this->message
         ];
     }
+
+    public function getLink(): ?string
+    {
+        return $this->link;
+    }
+
+    public function setLink(?string $link): static
+    {
+        $this->link = $link;
+
+        return $this;
+    }
 }