[wasm][debugger] Support NO_PROXY": "localhost" in launchSettings.json (#49395)

* support no_proxy configuration on launchSettings.json

* fix compilation

* Addressing @mkArtakMSFT comment.

* Adding braces

Author: thaystg

src/Components/WebAssembly/Server/src/DebugProxyLauncher.cs

@@ -38,6 +38,20 @@ public static Task<string> EnsureLaunchedAndGetUrl(IServiceProvider serviceProvi
         }
     }
 
+    private static string GetIgnoreProxyForLocalAddress()
+    {
+        var noProxyEnvVar = Environment.GetEnvironmentVariable("NO_PROXY");
+        if (noProxyEnvVar is not null)
+        {
+            if (noProxyEnvVar.Equals("localhost") || noProxyEnvVar.Equals("127.0.0.1"))
+            {
+                return "--IgnoreProxyForLocalAddress True";
+            }
+            Console.WriteLine($"Invalid value for NO_PROXY: {noProxyEnvVar} (Expected values: \"localhost\" or \"127.0.0.1\")");
+        }
+        return "";
+    }
+
     private static async Task<string> LaunchAndGetUrl(IServiceProvider serviceProvider, string devToolsHost, bool isFirefox)
     {
         var tcs = new TaskCompletionSource<string>();
@@ -46,11 +60,11 @@ private static async Task<string> LaunchAndGetUrl(IServiceProvider serviceProvid
         var executablePath = LocateDebugProxyExecutable(environment);
         var muxerPath = DotNetMuxer.MuxerPathOrDefault();
         var ownerPid = Environment.ProcessId;
-
+        var ignoreProxyForLocalAddress = GetIgnoreProxyForLocalAddress();
         var processStartInfo = new ProcessStartInfo
         {
             FileName = muxerPath,
-            Arguments = $"exec \"{executablePath}\" --OwnerPid {ownerPid} --DevToolsUrl {devToolsHost} --IsFirefoxDebugging {isFirefox} --FirefoxProxyPort 6001",
+            Arguments = $"exec \"{executablePath}\" --OwnerPid {ownerPid} --DevToolsUrl {devToolsHost} --IsFirefoxDebugging {isFirefox} --FirefoxProxyPort 6001 {ignoreProxyForLocalAddress}",
             UseShellExecute = false,
             RedirectStandardOutput = true,
             RedirectStandardError = true,