This solution should help me explain my desire

RepositoryLibrary/HostedRepository.cs

@@ -0,0 +1,69 @@
+using SharedLibrary.Models;
+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net.Http;
+using System.Runtime.CompilerServices;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace RepositoryLibrary
+{
+    public class HostedRepository : IRepository
+    {
+        private readonly string _backendUrl;
+        public static ConcurrentBag<HttpClient> ApiClient = new ConcurrentBag<HttpClient>();
+        public HostedRepository()
+        {
+            _backendUrl = "http://localhost:56143";
+        }
+        public async Task<object> Lookup()
+        {
+            return await GetAsync<string>();
+        }
+
+        private async Task<T> GetAsync<T>([CallerMemberName] string request = "")
+        {
+            string uri = GetUriString(request);
+            var client = GetHttpClient();
+            using (var response = await client.GetAsync(uri))
+            {
+                ReturnHttpClient(client);
+                if (response.IsSuccessStatusCode)
+                {
+                    var model = await response.Content.ReadAsAsync<T>();
+                    if (model != null)
+                    {
+                        return model;
+                    }
+                }
+                var err = await response.Content.ReadAsAsync<RepositoryError>();
+                if (err != null)
+                {
+                    throw new Exception(err.Information);
+                }
+                var str = await response.Content.ReadAsStringAsync();
+                throw new Exception(str);
+
+                
+            }
+        }
+        private HttpClient GetHttpClient()
+        {
+            if (!ApiClient.TryTake(out HttpClient client))
+            {
+                client = new HttpClient();
+            }
+            return client;
+        }
+        private void ReturnHttpClient(HttpClient client)
+        {
+            ApiClient.Add(client);
+        }
+        private string GetUriString(string request)
+        {
+            return $"{_backendUrl}/api/{request}";
+        }
+    }
+}

RepositoryLibrary/IRepository.cs

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+using System;
+using System.Threading.Tasks;
+
+namespace RepositoryLibrary
+{
+    public interface IRepository
+    {
+        Task<object> Lookup();
+    }
+}

RepositoryLibrary/LocalRepository.cs

@@ -0,0 +1,17 @@
+using SharedLibrary.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace RepositoryLibrary
+{
+    public class LocalRepository : IRepository
+    {
+        public async Task<object> Lookup()
+        {
+            throw new RepositoryException();
+        }
+    }
+}

RepositoryLibrary/RepositoryLibrary.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.AspNet.WebApi.Client" Version="5.2.7" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\SharedLibrary\SharedLibrary.csproj" />
+  </ItemGroup>
+
+</Project>