src/Repository/DeploymentBuilder.php
public function addExtensions($extensions): self
    {
        $this->fileExtensions = \array_unique(\array_merge($this->fileExtensions, \array_map('strtolower', (array) $extensions)));
        
        return $this;
    }
public function addExtensions($extensions): self
    {
        $this->fileExtensions = \array_unique(\array_merge($this->fileExtensions, \array_map('strtolower', (array) $extensions)));
        
        return $this;
    }
public function addExtensions ( $ extensions ) : self { $ this -> fileExtensions = \ array_unique ( \ array_merge ( $ this -> fileExtensions , \ array_map ( 'strtolower' , ( array ) $ extensions ) ) ) ; return $ this ; }
Add a file extension that shoul be parsed for BPMN 2.0 process definitions.

The deployment mechanism will parse ".bpmn" files by default.
Add a file extension that shoul be parsed for BPMN 2 . 0 process definitions .