Rewrite access tokens, initial admin api

extra/admin-api/Spacebar.AdminAPI/Controllers/UserController.cs

@@ -0,0 +1,17 @@
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
+using Spacebar.Db.Contexts;
+using Spacebar.Db.Models;
+
+namespace Spacebar.AdminAPI.Controllers;
+
+[ApiController]
+[Route("/users")]
+public class UserController(ILogger<UserController> logger, SpacebarDbContext db) : ControllerBase {
+    private readonly ILogger<UserController> _logger = logger;
+
+    [HttpGet(Name = "/")]
+    public IAsyncEnumerable<User> Get() {
+        return db.Users.AsAsyncEnumerable();
+    }
+}