addSymlinkRepository example

        ];

        $composerJson['require-dev'] = [
            'shopware/dev-tools' => '*',
        ];

        if (!isset($composerJson['repositories'])) {
            $composerJson['repositories'] = [];
        }

        $composerJson['repositories'] = $this->addSymlinkRepository($composerJson['repositories']);

        file_put_contents($composerJsonPath, json_encode($composerJson, \JSON_THROW_ON_ERROR | \JSON_PRETTY_PRINT | \JSON_UNESCAPED_SLASHES));
    }

    public function copyNewTemplateFiles(string $projectDir): void
    {
        $fs = new Filesystem();

        $fs->mirror(__DIR__ . '/../Resources/flex-config/', $projectDir);
    }