Began transition to Vue3.

Implemented logging in and logging out.

Implemented authenticated http client.

Laid some groundwork for SCSS.

MultiShop/server/Controllers/OidcConfigurationController.cs

@@ -0,0 +1,26 @@
+using Microsoft.AspNetCore.ApiAuthorization.IdentityServer;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Logging;
+
+namespace MultiShop.Controllers
+{
+    public class OidcConfigurationController : Controller
+    {
+        private readonly ILogger<OidcConfigurationController> _logger;
+
+        public OidcConfigurationController(IClientRequestParametersProvider clientRequestParametersProvider, ILogger<OidcConfigurationController> logger)
+        {
+            ClientRequestParametersProvider = clientRequestParametersProvider;
+            _logger = logger;
+        }
+
+        public IClientRequestParametersProvider ClientRequestParametersProvider { get; }
+
+        [HttpGet("_configuration/{clientId}")]
+        public IActionResult GetClientRequestParameters([FromRoute]string clientId)
+        {
+            var parameters = ClientRequestParametersProvider.GetClientParameters(HttpContext, clientId);
+            return Ok(parameters);
+        }
+    }
+}

MultiShop/server/Controllers/WeatherForecastController.cs

@@ -0,0 +1,41 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Logging;
+
+namespace MultiShop.Controllers
+{
+    [Authorize]
+    [ApiController]
+    [Route("[controller]")]
+    public class WeatherForecastController : ControllerBase
+    {
+        private static readonly string[] Summaries = new[]
+        {
+            "Freezing", "Bracing", "Chilly", "Cool", "Mild", "Warm", "Balmy", "Hot", "Sweltering", "Scorching"
+        };
+
+        private readonly ILogger<WeatherForecastController> _logger;
+
+        public WeatherForecastController(ILogger<WeatherForecastController> logger)
+        {
+            _logger = logger;
+        }
+
+        [HttpGet]
+        public IEnumerable<WeatherForecast> Get()
+        {
+            var rng = new Random();
+            return Enumerable.Range(1, 5).Select(index => new WeatherForecast
+            {
+                Date = DateTime.Now.AddDays(index),
+                TemperatureC = rng.Next(-20, 55),
+                Summary = Summaries[rng.Next(Summaries.Length)]
+            })
+            .ToArray();
+        }
+    }
+}