Change PluginMetadata Type from slash to dot and fix related unit tests

#6

Author: ziagham

src/FlowSynx.PluginCore/PluginMetadata.cs

@@ -11,5 +11,5 @@ public class PluginMetadata
     public string? Author { get; set; }
     public string? Url { get; set; }
     public required PluginNamespace Namespace { get; set; }
-    public string Type => $"{PrefixTypeName}.{Namespace}/{Name}";
+    public string Type => $"{PrefixTypeName}.{Namespace}.{Name}";
 }

tests/FlowSynx.PluginCore.UnitTests/PluginMetadataTests.cs

@@ -18,7 +18,7 @@ public void TypeProperty_ReturnsCorrectFormat()
         var type = metadata.Type;
 
         // Assert
-        Assert.Equal("FlowSynx.Connectors/MyPlugin", type);
+        Assert.Equal("FlowSynx.Connectors.MyPlugin", type);
     }
 
     [Fact]
@@ -48,7 +48,7 @@ public void Properties_AreAssignedCorrectly()
         Assert.Equal("DevTeam", metadata.Author);
         Assert.Equal("https://registry.flowsynx.io/AnalyticsPlugin/", metadata.Url);
         Assert.Equal(ns, metadata.Namespace);
-        Assert.Equal("FlowSynx.Connectors/AnalyticsPlugin", metadata.Type);
+        Assert.Equal("FlowSynx.Connectors.AnalyticsPlugin", metadata.Type);
     }
 
     [Fact]
@@ -67,6 +67,6 @@ public void TypeProperty_HandlesDifferentNamespacesAndNames()
         var type = metadata.Type;
 
         // Assert
-        Assert.Equal("FlowSynx.Transformers/Processor", type);
+        Assert.Equal("FlowSynx.Transformers.Processor", type);
     }
 }