Add run-git parameter to install command

In order to do proper path mapping between host and container the
.git dir location has to be known by the Cap'n.
If you do not provide that option and do not handle the GIT_INDEX_FILE
mapping yourself `git commit -a` will not work.

Author: sebastianfeldmann

src/Console/Command/Install.php

@@ -99,7 +99,13 @@ protected function configure(): void
                  'p',
                  InputOption::VALUE_OPTIONAL,
                  'The path to the CaptainHook executable \'/usr/bin/captainhook\''
-             );
+             )
+            ->addOption(
+                'run-git',
+                'd',
+                InputOption::VALUE_OPTIONAL,
+                'The absolute path to the .git directory inside the container \'/var/www/html/.git\''
+            );
     }
 
     /**
@@ -113,7 +119,7 @@ protected function configure(): void
     protected function execute(InputInterface $input, OutputInterface $output): int
     {
         try {
-            $args     = ['git-directory', 'run-mode', 'run-exec', 'run-path', 'bootstrap'];
+            $args     = ['git-directory', 'run-mode', 'run-exec', 'run-path', 'run-git', 'bootstrap'];
             $io       = $this->getIO($input, $output);
             $config   = $this->createConfig($input, true, $args);
             $repo     = $this->createRepository(dirname($config->getGitDirectory()));