Update common registries page

Hcs.WebApp/Services/RegistryService.cs

@@ -0,0 +1,18 @@
+using Hcs.WebApp.Data.Hcs;
+using Microsoft.EntityFrameworkCore;
+
+namespace Hcs.WebApp.Services
+{
+    public class RegistryService(IDbContextFactory<HcsDbContext> factory)
+    {
+        private readonly IDbContextFactory<HcsDbContext> factory = factory;
+
+        public async Task<IEnumerable<Registry>> GetAllRegistries(bool isCommon)
+        {
+            using var context = factory.CreateDbContext();
+            return await (from registry in context.Registries
+                          where registry.IsCommon == isCommon
+                          select registry).ToListAsync();
+        }
+    }
+}