Merge pull request #123 from open-runtimes/fix-allow-empty-output-dir

Fix: Allow empty output dir

app/http.php

@@ -472,7 +472,7 @@ function cleanUp(Orchestration $orchestration, Table $activeRuntimes, array $net
     ->param('entrypoint', '', new Text(256, 0), 'Entrypoint of the code file.', true)
     ->param('source', '', new Text(0), 'Path to source files.', true)
     ->param('destination', '', new Text(0), 'Destination folder to store runtime files into.', true)
-    ->param('outputDirectory', '', new Text(0), 'Path inside build to use as output. If empty, entire build is used.', true)
+    ->param('outputDirectory', '', new Text(0, 0), 'Path inside build to use as output. If empty, entire build is used.', true)
     ->param('variables', [], new Assoc(), 'Environment variables passed into runtime.', true)
     ->param('runtimeEntrypoint', '', new Text(1024, 0), 'Commands to run when creating a container. Maximum of 100 commands are allowed, each 1024 characters long.', true)
     ->param('command', '', new Text(1024), 'Commands to run after container is created. Maximum of 100 commands are allowed, each 1024 characters long.', true)