Added automatic token refresh feature and login page

HopFrame.Web/AuthMiddleware.cs

@@ -0,0 +1,35 @@
+using System.Security.Claims;
+using HopFrame.Database;
+using HopFrame.Security.Authentication;
+using HopFrame.Security.Claims;
+using HopFrame.Security.Services;
+using HopFrame.Web.Services;
+using Microsoft.AspNetCore.Http;
+
+namespace HopFrame.Web;
+
+public class AuthMiddleware(IAuthService auth, IPermissionService perms) : IMiddleware {
+    public async Task InvokeAsync(HttpContext context, RequestDelegate next) {
+        var loggedIn = await auth.IsLoggedIn();
+
+        if (!loggedIn) {
+            var token = await auth.RefreshLogin();
+            if (token is null) {
+                await next.Invoke(context);
+                return;
+            }
+            
+            var claims = new List<Claim> {
+                new(HopFrameClaimTypes.AccessTokenId, token.Token),
+                new(HopFrameClaimTypes.UserId, token.UserId)
+            };
+
+            var permissions = await perms.GetFullPermissions(token.UserId);
+            claims.AddRange(permissions.Select(perm => new Claim(HopFrameClaimTypes.Permission, perm)));
+            
+            context.User.AddIdentity(new ClaimsIdentity(claims, HopFrameAuthentication<HopDbContextBase>.SchemeName));
+        }
+        
+        await next.Invoke(context);
+    }
+}