feat: add local authentication

Tiku.Application/Auth/IAuthService.cs

@@ -0,0 +1,20 @@
+namespace Tiku.Application.Auth;
+
+public interface IAuthService
+{
+    Task<AuthenticatedUser> LoginWithPasswordAsync(
+        PasswordLoginRequest request,
+        CancellationToken cancellationToken = default);
+
+    Task<AuthenticatedUser> LoginWithSmsAsync(
+        SmsLoginRequest request,
+        CancellationToken cancellationToken = default);
+
+    Task<AuthTokenPair> RefreshAsync(
+        RefreshSessionRequest request,
+        CancellationToken cancellationToken = default);
+
+    Task LogoutAsync(
+        LogoutSessionRequest request,
+        CancellationToken cancellationToken = default);
+}