feat: Enhance Stock Ledger functionality with item details and filters

- Updated StockService to compute running balance on read and include item SKU, name, category, and brand in StockLedgerRowDto.
- Modified GetLedgerAsync method to accept categoryId and brandId parameters for filtering.
- Enhanced StockController to support new query parameters for ledger retrieval.
- Updated StockDtos to include additional item information in StockLedgerRowDto.
- Adjusted frontend Stock Ledger page to display item details and implement searchable item picker.
- Added tests for StockLedger to verify running balance calculations and filtering by category and brand.
- Updated appsettings for service URLs and modified login page navigation logic.

Backend/ERPCore/Controllers/StockController.cs

@@ -58,8 +58,9 @@ public sealed class StockController : ApiControllerBase
         [FromQuery] int? itemId, [FromQuery] int? warehouseId, [FromQuery] int? branchId,
         [FromQuery] DateOnly? from, [FromQuery] DateOnly? to,
         [FromQuery] string? sourceDocType, [FromQuery] int? sourceDocId,
-        [FromQuery] PageQuery query, CancellationToken ct)
-        => Ok(await _stock.GetLedgerAsync(itemId, warehouseId, branchId, from, to, sourceDocType, sourceDocId, query, ct));
+        [FromQuery] PageQuery query, CancellationToken ct,
+        [FromQuery] int? categoryId = null, [FromQuery] int? brandId = null)
+        => Ok(await _stock.GetLedgerAsync(itemId, warehouseId, branchId, from, to, sourceDocType, sourceDocId, query, ct, categoryId, brandId));
 
     [HttpGet("valuation")]
     [ProducesResponseType(typeof(StockValuationDto), StatusCodes.Status200OK)]