Move access/refresh tokens to secure cookies (#20779)

* feat: adds the `credentials: include` header to all manual requests

* feat: adds `credentials: include` as a configurable option to xhr requests (and sets it by default to true)

* feat: configures the auto-generated fetch client from hey-api to include credentials by default

* Add OpenIddict handler to hide tokens from the back-office client

* Make back-office token redaction optional (default false)

* Clear back-office token cookies on logout

* Add configuration for backoffice cookie settings

* Make cookies forcefully secure + move cookie handler enabling to the BackOfficeTokenCookieSettings

* Use the "__Host-" prefix for cookie names

* docs: adds documentation on cookie settings

* build: sets up launch profile for vscode with new cookie recommended settings

* docs: adds extra note around SameSite settings

* docs: adds extra note around SameSite settings

* Respect sites that do not use HTTPS

* Explicitly invalidate potentially valid, old refresh tokens that should no longer be used

* Removed obsolete const

---------

Co-authored-by: Jacob Overgaard <752371+iOvergaard@users.noreply.github.com>

src/Umbraco.Core/Configuration/Models/BackOfficeTokenCookieSettings.cs

@@ -0,0 +1,31 @@
+using System.ComponentModel;
+
+namespace Umbraco.Cms.Core.Configuration.Models;
+
+/// <summary>
+///     Typed configuration options for back-office token cookie settings.
+/// </summary>
+[UmbracoOptions(Constants.Configuration.ConfigBackOfficeTokenCookie)]
+[Obsolete("This will be replaced with a different authentication scheme. Scheduled for removal in Umbraco 18.")]
+public class BackOfficeTokenCookieSettings
+{
+    private const bool StaticEnabled = false;
+
+    private const string StaticSameSite = "Strict";
+
+    /// <summary>
+    ///     Gets or sets a value indicating whether to enable access and refresh tokens in cookies.
+    /// </summary>
+    [DefaultValue(StaticEnabled)]
+    [Obsolete("This is only configurable in Umbraco 16. Scheduled for removal in Umbraco 17.")]
+    public bool Enabled { get; set; } = StaticEnabled;
+
+    /// <summary>
+    ///     Gets or sets a value indicating whether the cookie SameSite configuration.
+    /// </summary>
+    /// <remarks>
+    ///     Valid values are "Unspecified", "None", "Lax" and "Strict" (default).
+    /// </remarks>
+    [DefaultValue(StaticSameSite)]
+    public string SameSite { get; set; } = StaticSameSite;
+}