[ADD] Added sqlite to test project, created di for ef core context. Reworked repositories to use result class.

DotBased.AspNet.Authority.EFCore/Repositories/AttributeRepository.cs

@@ -0,0 +1,33 @@
+using DotBased.AspNet.Authority.Models.Authority;
+using DotBased.AspNet.Authority.Repositories;
+
+namespace DotBased.AspNet.Authority.EFCore.Repositories;
+
+public class AttributeRepository : IAttributeRepository
+{
+    public Task<ListResult<AuthorityAttributeItem>> GetAttributesAsync(int limit = 20, int offset = 0, string search = "",
+        CancellationToken cancellationToken = default)
+    {
+        throw new NotImplementedException();
+    }
+
+    public Task<Result<AuthorityAttribute>> GetAttributeByIdAsync(string id, CancellationToken cancellationToken = default)
+    {
+        throw new NotImplementedException();
+    }
+
+    public Task<Result<AuthorityAttribute>> CreateAttributeAsync(AuthorityAttribute attribute, CancellationToken cancellationToken = default)
+    {
+        throw new NotImplementedException();
+    }
+
+    public Task<Result<AuthorityAttribute>> UpdateAttributeAsync(AuthorityAttribute attribute, CancellationToken cancellationToken = default)
+    {
+        throw new NotImplementedException();
+    }
+
+    public Task<Result> DeleteAttributeAsync(AuthorityAttribute attribute, CancellationToken cancellationToken = default)
+    {
+        throw new NotImplementedException();
+    }
+}