{
    "require": {
        "sami/sami": "2.0.x"
    },
    "config": {
        "component-dir": "source/components",
        "bin-dir": "./bin"
    }
}

{
    "require": {
        "sami/sami": "2.0.x"
    },
    "config": {
        "component-dir": "source/components"
    }
}

Remove bin-dir config. Use the standard vendor/bin
Remove bin-dir config. Use the standard vendor/bin