feat: render additional info to teamer invoice

src/Entity/Assignment.php

@@ -43,6 +43,10 @@ class Assignment implements BlameableEntityInterface, TimestampableEntityInterfa
     #[Assert\NotNull(message: 'Bitte gib die Destination an')]
     private ?Destination $destination = null;
 
+    #[ORM\Column(nullable: true)]
+    #[Assert\NotBlank(message: 'Bitte gib den Konstenträger an')]
+    private ?string $costCenter = null;
+
     #[ORM\ManyToOne]
     #[Assert\NotNull(message: 'Bitte gib das Jobprofil an')]
     private ?JobProfile $jobProfile = null;
@@ -194,6 +198,18 @@ class Assignment implements BlameableEntityInterface, TimestampableEntityInterfa
         return $this;
     }
 
+    public function getCostCenter(): ?string
+    {
+        return $this->costCenter;
+    }
+
+    public function setCostCenter(?string $costCenter): static
+    {
+        $this->costCenter = $costCenter;
+
+        return $this;
+    }
+
     public function getJobProfile(): ?JobProfile
     {
         return $this->jobProfile;