JavaScript Controller Asset Endpoint

Asset.cs

[Route("{asset}")]
public IActionResult Index(string asset)
{
    var filePath = AssetService.Instance.FindAsset(asset);
    if (filePath == null)
    {
        Log.Warn($"Unknown element script: {asset}");
        return StatusCode(404);
    }

    if (filePath.StartsWith("http")) {
        return Redirect(filePath);
    }

    if (!System.IO.File.Exists(filePath))
    {
        Log.Warn($"Static file [{filePath}] does not exist.");

        return StatusCode(404);
    }
    return PhysicalFile(filePath, "text/javascript");
}