improve homepage_widget tables with datas

src/Bundle/ChillTaskBundle/Entity/SingleTask.php

@@ -18,6 +18,7 @@ use Doctrine\Common\Collections\ArrayCollection;
 use Doctrine\Common\Collections\Collection;
 use Doctrine\ORM\Mapping as ORM;
 use Symfony\Component\Validator\Constraints as Assert;
+use Symfony\Component\Serializer\Annotation as Serializer;
 
 /**
  * SingleTask.
@@ -48,6 +49,7 @@ class SingleTask extends AbstractTask
      *
      * @ORM\Column(name="end_date", type="date", nullable=true)
      * @Assert\Date
+     * @Serializer\Groups({"read"})
      */
     private $endDate;
 
@@ -57,6 +59,7 @@ class SingleTask extends AbstractTask
      * @ORM\Column(name="id", type="integer")
      * @ORM\Id
      * @ORM\GeneratedValue(strategy="AUTO")
+     * @Serializer\Groups({"read"})
      */
     private $id;
 
@@ -73,6 +76,7 @@ class SingleTask extends AbstractTask
      * @var DateTime
      *
      * @ORM\Column(name="start_date", type="date", nullable=true)
+     * @Serializer\Groups({"read"})
      * @Assert\Date
      *
      * @Assert\Expression(
@@ -102,6 +106,7 @@ class SingleTask extends AbstractTask
      *  and this.getEndDate() === null
      *
      * @ORM\Column(name="warning_interval", type="dateinterval", nullable=true)
+     * @Serializer\Groups({"read"})
      *
      * @Assert\Expression(
      *     "!(value != null and this.getEndDate() == null)",
@@ -162,6 +167,7 @@ class SingleTask extends AbstractTask
      * Return null if warningDate or endDate is null
      *
      * @return DateTimeImmutable
+     * @Serializer\Groups({"read"})
      */
     public function getWarningDate()
     {