add missing continuation

src/model/docker.ts

@@ -80,7 +80,7 @@ const Docker = {
         ${useHostNetwork ? '--net=host' : ''} \
         ${githubToken ? '--env USE_EXIT_CODE=false' : '--env USE_EXIT_CODE=true'} \
         ${image} \
-        --
+        -- \
         /usr/bin/bash /entrypoint.sh` ;
 
     await exec(command, undefined, { silent });