Support AutoDetect

MareSynchronosServer/MareSynchronosAuthService/Controllers/WellKnownController.cs

@@ -0,0 +1,25 @@
+using MareSynchronosAuthService.Services;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+
+namespace MareSynchronosAuthService.Controllers;
+
+[AllowAnonymous]
+[ApiController]
+public class WellKnownController : Controller
+{
+    private readonly DiscoveryWellKnownProvider _provider;
+
+    public WellKnownController(DiscoveryWellKnownProvider provider)
+    {
+        _provider = provider;
+    }
+
+    [HttpGet("/.well-known/Umbra/client")]
+    public IActionResult Get()
+    {
+        var json = _provider.GetWellKnownJson(Request.Scheme, Request.Host.Value);
+        return Content(json, "application/json");
+    }
+}
+