Allow browsing public snips

Fixed big with branch name not existing if nothing committed

src/Repository/SnipRepository.php

@@ -49,4 +49,14 @@ class SnipRepository extends ServiceEntityRepository
 
         return $qb->getQuery()->getResult();
     }
+
+    public function findPublic(): array
+    {
+        $qb = $this->createQueryBuilder('s');
+        $qb->where('s.public = :public')
+            ->setParameter('public', true)
+            ->orderBy('s.createdAt', 'DESC');
+
+        return $qb->getQuery()->getResult();
+    }
 }