Added a signature legal agreement warning and integrated the resource file (resx) as a JavaScript object into the _Layout.cshtml file. This enables the agreement warning to support multiple languages.

EnvelopeGenerator.Web/Controllers/Test/TestLocalizerController.cs

@@ -28,11 +28,5 @@ namespace EnvelopeGenerator.Web.Controllers.Test
 
         [HttpGet("culture")]
         public IActionResult GetCultures(string? lang = null) => lang is null ? Ok(_cultures) : Ok(_cultures[lang]);
-
-        [HttpGet("to-culture-info")]
-        public IActionResult ToCultureInfo(string locale) => Ok(locale.ToCultureInfo());
-
-        [HttpGet("two-letter-iso-language-name")]
-        public IActionResult TwoLetterISOLanguageName(string locale) => Ok(locale.TwoLetterISOLanguageName());
     }
 }