Enhance signup process: increase item fetch limit, update Join API to use password, and improve UI for account creation

DorkNet.Server/Controllers/Admin/AdminController.cs

@@ -2582,7 +2582,13 @@ public class AdminController(
         [FromQuery] string? storefront, [FromQuery] string? category,
         [FromQuery] int take = 200, [FromQuery] int skip = 0)
     {
-        take = Math.Clamp(take, 1, 500);
+        // Ceiling raised from 500: the wardrobe + color-variant seed pushes
+        // the live catalog past 800 rows, all under storefront "main". A
+        // 500-row window (ordered Storefront→Category→Price) silently hid
+        // every item that sorted past it — e.g. torso SKUs like the Sea
+        // Captain Contest shirt — so the admin UI couldn't find them even
+        // by search (it filters the fetched page client-side).
+        take = Math.Clamp(take, 1, 5000);
         skip = Math.Max(0, skip);
         IQueryable<StoreItemEntity> q = db.StoreItems;
         if (!string.IsNullOrWhiteSpace(storefront)) q = q.Where(i => i.Storefront == storefront);

DorkNet.Server/Controllers/Site/PublicSiteController.cs

@@ -267,16 +267,15 @@ public class PublicSiteController(
         }).ToList());
     }
 
-    public sealed record JoinRedeemRequest(string? Code, string? Username, string? DeviceId);
+    public sealed record JoinRedeemRequest(string? Code, string? Username, string? Password);
 
     /// <summary>POST /api/site/v1/join/redeem — redeem a signup code,
-    /// minting an account bound to the supplied device id. On success the
-    /// player relaunches the game and the watch's device-id login finds
-    /// the new account. Returns {ok, error?, username?}.</summary>
+    /// minting a username/password account. Returns {ok, error?,
+    /// username?}.</summary>
     [HttpPost("join/redeem")]
     public async Task<IActionResult> JoinRedeem([FromBody] JoinRedeemRequest body)
     {
-        var result = await signupCodes.RedeemAsync(body.Code, body.Username, body.DeviceId);
+        var result = await signupCodes.RedeemAsync(body.Code, body.Username, body.Password);
         if (!result.Ok)
             return BadRequest(new { ok = false, error = result.Error });
         return Ok(new { ok = true, username = result.Username, playerId = result.PlayerId });