Add: support pin-name (v0.37.0) via AddFileOptions.PinName; map to pin-name; tests for named pin integration with pin list

Author: Arlodotexe

src/CoreApi/FileSystemApi.cs

@@ -271,6 +271,9 @@ private string[] ToApiOptions(AddFileOptions? options)
 
             if (options.Pin is not null)
                 opts.Add($"pin={options.Pin.ToString().ToLowerInvariant()}");
+                
+            if (!string.IsNullOrEmpty(options.PinName))
+                opts.Add($"pin-name={options.PinName}");
 
             if (options.Wrap is not null)
                 opts.Add($"wrap-with-directory={options.Wrap.ToString().ToLowerInvariant()}");
@@ -291,10 +294,10 @@ private string[] ToApiOptions(AddFileOptions? options)
                 opts.Add("progress=true");
 
             if (options.Hash is not null)
-                opts.Add($"hash=${options.Hash}");
+                opts.Add($"hash={options.Hash}");
 
             if (options.FsCache is not null)
-                opts.Add($"fscache={options.Wrap.ToString().ToLowerInvariant()}");
+                opts.Add($"fscache={options.FsCache.ToString().ToLowerInvariant()}");
 
             if (options.ToFiles is not null)
                 opts.Add($"to-files={options.ToFiles}");

test/CoreApi/FileSystemApiTest.cs

@@ -124,6 +124,22 @@ public async Task Add_Wrap()
             }
         }
 
+        [TestMethod]
+        public async Task Add_WithPinName_PinsNamed()
+        {
+            var ipfs = TestFixture.Ipfs;
+            var name = $"add-pin-{Guid.NewGuid()}";
+            var node = await ipfs.FileSystem.AddTextAsync("named pin via add", new AddFileOptions { Pin = true, PinName = name });
+
+            var items = await ipfs.Pin.ListAsync(new PinListOptions { Names = true }).ToArrayAsync();
+            var match = items.FirstOrDefault(i => i.Cid == node.Id);
+            Assert.IsNotNull(match, "Expected CID to be pinned");
+            Assert.AreEqual(name, match!.Name, "Expected pin name to match");
+
+            // cleanup
+            await ipfs.Pin.RemoveAsync(node.Id);
+        }
+
         [TestMethod]
         public async Task GetTar_EmptyDirectory()
         {