Added database loading logic

src/HopFrame.Core/Services/Implementations/TableManager.cs

@@ -0,0 +1,15 @@
+using Microsoft.EntityFrameworkCore;
+
+namespace HopFrame.Core.Services.Implementations;
+
+internal sealed class TableManager<TModel>(DbContext context) : ITableManager where TModel : class {
+    
+    public async Task<IEnumerable<object>> LoadPage(int page, int perPage = 25) {
+        var table = context.Set<TModel>();
+        return await table
+            .Skip(page * perPage)
+            .Take(perPage)
+            .ToArrayAsync();
+    }
+    
+}