From 6dd0b3811f120deac6f416fa24e495fd4ac4be84 Mon Sep 17 00:00:00 2001
From: Leonam Santos <leonam.santos@wisetechglobal.com>
Date: Wed, 20 Mar 2024 13:45:59 +1100
Subject: [PATCH 01/13] Change DiagramCanvas to await unsubscription to Resizes
 subscription

---
 .../Components/DiagramCanvas.razor.cs         |  6 ++--
 .../Components/DiagramCanvasTests.cs          | 28 +++++++++++++++++++
 2 files changed, 31 insertions(+), 3 deletions(-)
 create mode 100644 tests/Blazor.Diagrams.Tests/Components/DiagramCanvasTests.cs

diff --git a/src/Blazor.Diagrams/Components/DiagramCanvas.razor.cs b/src/Blazor.Diagrams/Components/DiagramCanvas.razor.cs
index 8c723e043..b9f637941 100644
--- a/src/Blazor.Diagrams/Components/DiagramCanvas.razor.cs
+++ b/src/Blazor.Diagrams/Components/DiagramCanvas.razor.cs
@@ -8,7 +8,7 @@
 
 namespace Blazor.Diagrams.Components;
 
-public partial class DiagramCanvas : IDisposable
+public partial class DiagramCanvas : IAsyncDisposable
 {
     private DotNetObjectReference<DiagramCanvas>? _reference;
     private bool _shouldRender;
@@ -27,7 +27,7 @@ public partial class DiagramCanvas : IDisposable
 
     [Inject] public IJSRuntime JSRuntime { get; set; } = null!;
 
-    public void Dispose()
+    public async ValueTask DisposeAsync()
     {
         BlazorDiagram.Changed -= OnDiagramChanged;
 
@@ -35,7 +35,7 @@ public void Dispose()
             return;
 
         if (elementReference.Id != null)
-            _ = JSRuntime.UnobserveResizes(elementReference);
+            await JSRuntime.UnobserveResizes(elementReference);
 
         _reference.Dispose();
     }
diff --git a/tests/Blazor.Diagrams.Tests/Components/DiagramCanvasTests.cs b/tests/Blazor.Diagrams.Tests/Components/DiagramCanvasTests.cs
new file mode 100644
index 000000000..f3852758b
--- /dev/null
+++ b/tests/Blazor.Diagrams.Tests/Components/DiagramCanvasTests.cs
@@ -0,0 +1,28 @@
+using Blazor.Diagrams.Components;
+using Blazor.Diagrams.Core.Geometry;
+using Bunit;
+using Xunit;
+
+namespace Blazor.Diagrams.Tests.Components
+{
+    public class DiagramCanvasTests
+    {
+        [Fact]
+        public void Behavior_WhenDisposing_ShouldUnsubscribeToResizes()
+        {
+            // Arrange
+            JSRuntimeInvocationHandler call;
+            using (var ctx = new TestContext())
+            {
+                ctx.JSInterop.Setup<Rectangle>("ZBlazorDiagrams.getBoundingClientRect", _ => true);
+                call = ctx.JSInterop.SetupVoid("ZBlazorDiagrams.unobserve", _ => true).SetVoidResult();
+
+                // Act
+                var cut = ctx.RenderComponent<DiagramCanvas>(p => p.Add(n => n.BlazorDiagram, new BlazorDiagram()));
+            }
+
+            // Assert
+            call.VerifyInvoke("ZBlazorDiagrams.unobserve", calledTimes: 1);
+        }
+    }
+}

From f3f4213f2f8330430433239c3f2c024ee2ac06b1 Mon Sep 17 00:00:00 2001
From: Mastros <panayiotis_theodosiou@yahoo.gr>
Date: Thu, 14 Nov 2024 21:32:54 +0200
Subject: [PATCH 02/13] migrate .net 9

---
 .github/workflows/main.yml                        |   2 +-
 Directory.Packages.props                          |  10 +++++++++-
 docs/Directory.Build.props                        |   2 +-
 samples/Directory.Build.props                     |   2 +-
 .../wwwroot/default.styles.min.css.gz             | Bin 683 -> 0 bytes
 src/Blazor.Diagrams/wwwroot/script.min.js.gz      | Bin 521 -> 0 bytes
 src/Blazor.Diagrams/wwwroot/style.min.css.gz      | Bin 416 -> 0 bytes
 src/Directory.Build.props                         |   2 +-
 tests/Directory.Build.props                       |   4 ++--
 9 files changed, 15 insertions(+), 7 deletions(-)
 delete mode 100644 src/Blazor.Diagrams/wwwroot/default.styles.min.css.gz
 delete mode 100644 src/Blazor.Diagrams/wwwroot/script.min.js.gz
 delete mode 100644 src/Blazor.Diagrams/wwwroot/style.min.css.gz

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index a63cbcc88..bd30808af 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,6 +1,6 @@
 name: DeployDemoToGitHubPages
 env:
-  PUBLISH_DIR: site/Site/bin/Release/net8.0/publish/wwwroot
+  PUBLISH_DIR: site/Site/bin/Release/net9.0/publish/wwwroot
 
 on:
   push:
diff --git a/Directory.Packages.props b/Directory.Packages.props
index 25e2ea0d2..20262efb0 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -2,7 +2,7 @@
 
   <ItemGroup>
     <PackageVersion Include="SvgPathProperties" Version="1.1.2" />
-    <PackageVersion Include="System.Net.Http.Json" Version="8.0.0" />
+    <PackageVersion Include="System.Net.Http.Json" Version="9.0.0" />
     <PackageVersion Include="GraphShape" Version="1.2.1" />
     <PackageVersion Include="MatBlazor" Version="2.10.0" />
     <PackageVersion Include="bunit" Version="1.25.3" />
@@ -34,4 +34,12 @@
     <PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly" Version="[8,9.0.0)" />
     <PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="[8,9.0.0)" />
   </ItemGroup>
+
+	<ItemGroup Condition="'$(TargetFramework)' == 'net9.0'">
+		<PackageVersion Include="Microsoft.AspNetCore.Components" Version="[9, 10.0.0)" />
+		<PackageVersion Include="Microsoft.AspNetCore.Components.Web" Version="[9, 10.0.0)" />
+		<PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly" Version="[9, 10.0.0)" />
+		<PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="[9, 10.0.0)" />
+	</ItemGroup>
+
 </Project>
\ No newline at end of file
diff --git a/docs/Directory.Build.props b/docs/Directory.Build.props
index c643f68a5..2a19dffc0 100644
--- a/docs/Directory.Build.props
+++ b/docs/Directory.Build.props
@@ -1,6 +1,6 @@
 <Project>
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
diff --git a/samples/Directory.Build.props b/samples/Directory.Build.props
index c643f68a5..2a19dffc0 100644
--- a/samples/Directory.Build.props
+++ b/samples/Directory.Build.props
@@ -1,6 +1,6 @@
 <Project>
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
diff --git a/src/Blazor.Diagrams/wwwroot/default.styles.min.css.gz b/src/Blazor.Diagrams/wwwroot/default.styles.min.css.gz
deleted file mode 100644
index 905f20cd3084e4807fd8feb323b3f30ca017d835..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

literal 683
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z9%-+zwt)a85AtJWCBfrw=9?Ge{QdnWppcP@8zdx!(}7X5#mg`(kMR~*zBPE`o)f7k
zD5MBwmA2<jMABWZWF;s{C6@|6Wox$@EMAt!nU<W<*%NHsiqQd*9WyAAN2Ire$^#B(
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zITIKy#~r&4e>~E#^u?_>t(3O7QZk>YbJa;=ag~9aq2R6DgIe4`1Y4pJXJV%(h26nV
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zqp-k}{Y=i4#ZFID1MU;t_xpkTwCILlQf8)m?_F=4b_92G^ML2I+pWVr>kUYdJ<Exa
zs<n0+zr#&O_@Pl->dg<l>W0F5LN-bG{VH5rY)L3(BCn^=g)x(5@fT(LVJK&pWM%AI
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Rf!sO%`Ul{II$Grk008_RO;G><

diff --git a/src/Blazor.Diagrams/wwwroot/script.min.js.gz b/src/Blazor.Diagrams/wwwroot/script.min.js.gz
deleted file mode 100644
index a4db964787449a2e8b2e14e006712d8890102ecb..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

literal 521
zcmV+k0`~nMiwFP!000003XM|1Zrd;n{T0`TKms&jhn*a#K)da>qChVLRs@4$$+1wI
z8YDVF>iWxe*eC55M%ixS!?NyViZuD&<Kyq2zxFz0QT3&Uy^b~({U9*t^2wSM?kwK=
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z5i?Zh+@mua;S|b7#|b71pr>tYdkJ~XoNR1`S4zPcyu3Jx{>S*HZ+ae_!Fo)LQA*X;
z?dqv%3i)cqmcR-G%3v$$VDF#ooyFRln|Oqh<@fMlqkFcw0M3Vji!iC5vM22@OP_^i
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LWOWfaF9ZMp(kKVZ

diff --git a/src/Blazor.Diagrams/wwwroot/style.min.css.gz b/src/Blazor.Diagrams/wwwroot/style.min.css.gz
deleted file mode 100644
index 16ae0407444924c24781cba2eef209c2bd2f986e..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

literal 416
zcmV;R0bl+fiwFP!000003eA*3Zi6roMX!QXbr&PrB^;u?g25A*#(0oDIB8K%)<uuh
zD|DI=k|wUyWmk;8?e90khtKzq+@Nl~?p32*)M479;jVlriu<YqY&$;I0|jIxS9-9T
zF+xQnTXaws6-DrCOWU$TW589-=mYsuZK2*ED{-$++M#9|n@;KG;OEFewO=SgY?alo
z;8%;(ac_^>#5Bl#7S=2ef1oR>nwY7VVqw&EAUiUMf{wu}h~PLJ?>b?z*DkEd_lm>`
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zyb<P%^n!Ce2yN{ZRBox+fSKk)^ZtuX63)$ZWi$8ptiM%L{d(5vh^=Pw)0;wPU?+1*
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KueQ7|1polO>CCtQ

diff --git a/src/Directory.Build.props b/src/Directory.Build.props
index 6cef34442..103d27d17 100644
--- a/src/Directory.Build.props
+++ b/src/Directory.Build.props
@@ -1,6 +1,6 @@
 <Project>
   <PropertyGroup>
-    <TargetFrameworks>net8.0;net7.0;net6.0;</TargetFrameworks>
+    <TargetFrameworks>net9.0;net8.0;net7.0;net6.0;</TargetFrameworks>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
diff --git a/tests/Directory.Build.props b/tests/Directory.Build.props
index 6cef34442..03c9fec15 100644
--- a/tests/Directory.Build.props
+++ b/tests/Directory.Build.props
@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
-    <TargetFrameworks>net8.0;net7.0;net6.0;</TargetFrameworks>
-    <Nullable>enable</Nullable>
+	  <TargetFrameworks>net9.0;net8.0;net7.0;net6.0;</TargetFrameworks>
+	  <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
   </PropertyGroup>

From d9221a041b14b9970d76b1e5405fa0a16288957f Mon Sep 17 00:00:00 2001
From: Haytam Zanid <haytam.zanid@gmail.com>
Date: Tue, 3 Dec 2024 10:27:15 +0100
Subject: [PATCH 03/13] Disable webcompiler gzip

---
 src/Blazor.Diagrams/Blazor.Diagrams.csproj | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Blazor.Diagrams/Blazor.Diagrams.csproj b/src/Blazor.Diagrams/Blazor.Diagrams.csproj
index 56b718b7a..c99c4bffb 100644
--- a/src/Blazor.Diagrams/Blazor.Diagrams.csproj
+++ b/src/Blazor.Diagrams/Blazor.Diagrams.csproj
@@ -47,7 +47,7 @@
   </Target>
 
   <Target Name="CompileStaticAssets" AfterTargets="CoreCompile;TestWebCompiler" Condition="'$(ErrorCode)' == '0'">
-    <Exec Command="webcompiler -r wwwroot" StandardOutputImportance="high" StandardErrorImportance="high" />
+    <Exec Command="webcompiler --zip disable -r wwwroot" StandardOutputImportance="high" StandardErrorImportance="high" />
   </Target>
 
 </Project>

From c6e25301063cef6d93bf5b9768811ebfc2548d51 Mon Sep 17 00:00:00 2001
From: Haytam Zanid <haytam.zanid@gmail.com>
Date: Tue, 3 Dec 2024 10:27:25 +0100
Subject: [PATCH 04/13] Formatting

---
 Directory.Packages.props    | 62 ++++++++++++++++++-------------------
 src/Directory.Build.props   | 12 +++----
 tests/Directory.Build.props | 12 +++----
 3 files changed, 43 insertions(+), 43 deletions(-)

diff --git a/Directory.Packages.props b/Directory.Packages.props
index 20262efb0..8889dff74 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -1,39 +1,39 @@
 <Project>
 
-  <ItemGroup>
-    <PackageVersion Include="SvgPathProperties" Version="1.1.2" />
-    <PackageVersion Include="System.Net.Http.Json" Version="9.0.0" />
-    <PackageVersion Include="GraphShape" Version="1.2.1" />
-    <PackageVersion Include="MatBlazor" Version="2.10.0" />
-    <PackageVersion Include="bunit" Version="1.25.3" />
-    <PackageVersion Include="FluentAssertions" Version="6.12.0" />
-    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
-    <PackageVersion Include="xunit" Version="2.6.3" />
-    <PackageVersion Include="Moq" Version="[4.18.4]" />
-    <PackageVersion Include="xunit.runner.visualstudio" Version="2.5.5"/>
-    <PackageVersion Include="coverlet.collector" Version="6.0.0"/>
-  </ItemGroup>
+	<ItemGroup>
+		<PackageVersion Include="SvgPathProperties" Version="1.1.2" />
+		<PackageVersion Include="System.Net.Http.Json" Version="9.0.0" />
+		<PackageVersion Include="GraphShape" Version="1.2.1" />
+		<PackageVersion Include="MatBlazor" Version="2.10.0" />
+		<PackageVersion Include="bunit" Version="1.25.3" />
+		<PackageVersion Include="FluentAssertions" Version="6.12.0" />
+		<PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
+		<PackageVersion Include="xunit" Version="2.6.3" />
+		<PackageVersion Include="Moq" Version="[4.18.4]" />
+		<PackageVersion Include="xunit.runner.visualstudio" Version="2.5.5"/>
+		<PackageVersion Include="coverlet.collector" Version="6.0.0"/>
+	</ItemGroup>
 
-  <ItemGroup Condition="'$(TargetFramework)' == 'net6.0'">
-    <PackageVersion Include="Microsoft.AspNetCore.Components" Version="6.0.25" />
-    <PackageVersion Include="Microsoft.AspNetCore.Components.Web" Version="6.0.25" />
-    <PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly" Version="6.0.25" />
-    <PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="6.0.25" />
-  </ItemGroup>
+	<ItemGroup Condition="'$(TargetFramework)' == 'net6.0'">
+		<PackageVersion Include="Microsoft.AspNetCore.Components" Version="6.0.25" />
+		<PackageVersion Include="Microsoft.AspNetCore.Components.Web" Version="6.0.25" />
+		<PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly" Version="6.0.25" />
+		<PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="6.0.25" />
+	</ItemGroup>
 
-  <ItemGroup Condition="'$(TargetFramework)' == 'net7.0'">
-    <PackageVersion Include="Microsoft.AspNetCore.Components" Version="7.0.14" />
-    <PackageVersion Include="Microsoft.AspNetCore.Components.Web" Version="7.0.14" />
-    <PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly" Version="7.0.14" />
-    <PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="7.0.14" />
-  </ItemGroup>
+	<ItemGroup Condition="'$(TargetFramework)' == 'net7.0'">
+		<PackageVersion Include="Microsoft.AspNetCore.Components" Version="7.0.14" />
+		<PackageVersion Include="Microsoft.AspNetCore.Components.Web" Version="7.0.14" />
+		<PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly" Version="7.0.14" />
+		<PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="7.0.14" />
+	</ItemGroup>
 
-  <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
-    <PackageVersion Include="Microsoft.AspNetCore.Components" Version="[8, 9.0.0)" />
-    <PackageVersion Include="Microsoft.AspNetCore.Components.Web" Version="[8, 9.0.0)" />
-    <PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly" Version="[8,9.0.0)" />
-    <PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="[8,9.0.0)" />
-  </ItemGroup>
+	<ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
+		<PackageVersion Include="Microsoft.AspNetCore.Components" Version="[8, 9.0.0)" />
+		<PackageVersion Include="Microsoft.AspNetCore.Components.Web" Version="[8, 9.0.0)" />
+		<PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly" Version="[8,9.0.0)" />
+		<PackageVersion Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="[8,9.0.0)" />
+	</ItemGroup>
 
 	<ItemGroup Condition="'$(TargetFramework)' == 'net9.0'">
 		<PackageVersion Include="Microsoft.AspNetCore.Components" Version="[9, 10.0.0)" />
diff --git a/src/Directory.Build.props b/src/Directory.Build.props
index 103d27d17..36ecd7dc4 100644
--- a/src/Directory.Build.props
+++ b/src/Directory.Build.props
@@ -1,8 +1,8 @@
 <Project>
-  <PropertyGroup>
-    <TargetFrameworks>net9.0;net8.0;net7.0;net6.0;</TargetFrameworks>
-    <Nullable>enable</Nullable>
-    <ImplicitUsings>enable</ImplicitUsings>
-    <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
-  </PropertyGroup>
+	<PropertyGroup>
+		<TargetFrameworks>net9.0;net8.0;net7.0;net6.0;</TargetFrameworks>
+		<Nullable>enable</Nullable>
+		<ImplicitUsings>enable</ImplicitUsings>
+		<ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
+	</PropertyGroup>
 </Project>
\ No newline at end of file
diff --git a/tests/Directory.Build.props b/tests/Directory.Build.props
index 03c9fec15..36ecd7dc4 100644
--- a/tests/Directory.Build.props
+++ b/tests/Directory.Build.props
@@ -1,8 +1,8 @@
 <Project>
-  <PropertyGroup>
-	  <TargetFrameworks>net9.0;net8.0;net7.0;net6.0;</TargetFrameworks>
-	  <Nullable>enable</Nullable>
-    <ImplicitUsings>enable</ImplicitUsings>
-    <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
-  </PropertyGroup>
+	<PropertyGroup>
+		<TargetFrameworks>net9.0;net8.0;net7.0;net6.0;</TargetFrameworks>
+		<Nullable>enable</Nullable>
+		<ImplicitUsings>enable</ImplicitUsings>
+		<ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
+	</PropertyGroup>
 </Project>
\ No newline at end of file

From c93c07cef9befa300701e5a651ae0b1896136ad4 Mon Sep 17 00:00:00 2001
From: Haytam Zanid <haytam.zanid@gmail.com>
Date: Tue, 3 Dec 2024 10:27:40 +0100
Subject: [PATCH 05/13] Migrate Site to net9 too

---
 site/Site/Site.csproj | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/site/Site/Site.csproj b/site/Site/Site.csproj
index b7b4fd577..cdaa77752 100644
--- a/site/Site/Site.csproj
+++ b/site/Site/Site.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.BlazorWebAssembly">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>

From 6917417d263324cfc88767db573629c046c4aafd Mon Sep 17 00:00:00 2001
From: Haytam Zanid <haytam.zanid@gmail.com>
Date: Tue, 3 Dec 2024 10:53:44 +0100
Subject: [PATCH 06/13] Add registerDefaultBehaviors parameter to diagram ctors

---
 src/Blazor.Diagrams.Core/Diagram.cs  | 8 ++++----
 src/Blazor.Diagrams/BlazorDiagram.cs | 6 ++----
 2 files changed, 6 insertions(+), 8 deletions(-)

diff --git a/src/Blazor.Diagrams.Core/Diagram.cs b/src/Blazor.Diagrams.Core/Diagram.cs
index a2fffeacb..713fbc758 100644
--- a/src/Blazor.Diagrams.Core/Diagram.cs
+++ b/src/Blazor.Diagrams.Core/Diagram.cs
@@ -4,9 +4,6 @@
 using Blazor.Diagrams.Core.Layers;
 using Blazor.Diagrams.Core.Models.Base;
 using Blazor.Diagrams.Core.Events;
-using System;
-using System.Collections.Generic;
-using System.Linq;
 using System.Runtime.CompilerServices;
 using Blazor.Diagrams.Core.Options;
 using Blazor.Diagrams.Core.Controls;
@@ -38,7 +35,7 @@ public abstract class Diagram
     public event Action? ContainerChanged;
     public event Action? Changed;
 
-    protected Diagram()
+    protected Diagram(bool registerDefaultBehaviors = true)
     {
         _behaviors = new Dictionary<Type, Behavior>();
         _orderedSelectables = new List<SelectableModel>();
@@ -56,6 +53,9 @@ protected Diagram()
         Links.Removed += OnSelectableRemoved;
         Groups.Removed += OnSelectableRemoved;
 
+        if (!registerDefaultBehaviors)
+            return;
+
         RegisterBehavior(new SelectionBehavior(this));
         RegisterBehavior(new DragMovablesBehavior(this));
         RegisterBehavior(new DragNewLinkBehavior(this));
diff --git a/src/Blazor.Diagrams/BlazorDiagram.cs b/src/Blazor.Diagrams/BlazorDiagram.cs
index ab61d98a8..ad4041694 100644
--- a/src/Blazor.Diagrams/BlazorDiagram.cs
+++ b/src/Blazor.Diagrams/BlazorDiagram.cs
@@ -1,6 +1,4 @@
-using System;
-using System.Collections.Generic;
-using Blazor.Diagrams.Components.Controls;
+using Blazor.Diagrams.Components.Controls;
 using Blazor.Diagrams.Core;
 using Blazor.Diagrams.Core.Controls.Default;
 using Blazor.Diagrams.Core.Models.Base;
@@ -12,7 +10,7 @@ public class BlazorDiagram : Diagram
 {
     private readonly Dictionary<Type, Type> _componentsMapping;
 
-    public BlazorDiagram(BlazorDiagramOptions? options = null)
+    public BlazorDiagram(BlazorDiagramOptions? options = null, bool registerDefaultBehaviors = true) : base(registerDefaultBehaviors)
     {
         _componentsMapping = new Dictionary<Type, Type>
         {

From 19ba04a9cc891e32c01848cbc676b0488830b25a Mon Sep 17 00:00:00 2001
From: Haytam Zanid <haytam.zanid@gmail.com>
Date: Tue, 3 Dec 2024 11:26:48 +0100
Subject: [PATCH 07/13] Update build.yml

---
 .github/workflows/build.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c0b64dff1..0648bf253 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -19,6 +19,9 @@ jobs:
       - uses: actions/checkout@v2
         with:
           fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
+      - uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: '9'
       - name: Cache SonarCloud packages
         uses: actions/cache@v1
         with:

From c91e5d65eb6787959dbce59ff3903f454a92a834 Mon Sep 17 00:00:00 2001
From: Haytam Zanid <haytam.zanid@gmail.com>
Date: Tue, 3 Dec 2024 12:04:46 +0100
Subject: [PATCH 08/13] Upgrade bunit

---
 .github/workflows/build.yml | 4 ++--
 Directory.Packages.props    | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 0648bf253..cabeaa6d1 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -16,14 +16,14 @@ jobs:
         uses: actions/setup-java@v1
         with:
           java-version: 17
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
       - uses: actions/setup-dotnet@v4
         with:
           dotnet-version: '9'
       - name: Cache SonarCloud packages
-        uses: actions/cache@v1
+        uses: actions/cache@v4
         with:
           path: ~\sonar\cache
           key: ${{ runner.os }}-sonar
diff --git a/Directory.Packages.props b/Directory.Packages.props
index 8889dff74..afedd9770 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -5,7 +5,7 @@
 		<PackageVersion Include="System.Net.Http.Json" Version="9.0.0" />
 		<PackageVersion Include="GraphShape" Version="1.2.1" />
 		<PackageVersion Include="MatBlazor" Version="2.10.0" />
-		<PackageVersion Include="bunit" Version="1.25.3" />
+		<PackageVersion Include="bunit" Version="1.36.0" />
 		<PackageVersion Include="FluentAssertions" Version="6.12.0" />
 		<PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
 		<PackageVersion Include="xunit" Version="2.6.3" />

From 7b9fcf0602218e9fdf0b262913465f8d13a7f63f Mon Sep 17 00:00:00 2001
From: Haytam Zanid <haytam.zanid@gmail.com>
Date: Tue, 3 Dec 2024 12:15:30 +0100
Subject: [PATCH 09/13] Upgrade vulnerable packages

---
 Directory.Packages.props                                    | 6 ++++--
 .../Blazor.Diagrams.Core.Tests.csproj                       | 6 ++++--
 tests/Blazor.Diagrams.Tests/Blazor.Diagrams.Tests.csproj    | 2 ++
 3 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/Directory.Packages.props b/Directory.Packages.props
index afedd9770..2bf656111 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -2,16 +2,18 @@
 
 	<ItemGroup>
 		<PackageVersion Include="SvgPathProperties" Version="1.1.2" />
+		<PackageVersion Include="System.Net.Http" Version="4.3.4" />
 		<PackageVersion Include="System.Net.Http.Json" Version="9.0.0" />
 		<PackageVersion Include="GraphShape" Version="1.2.1" />
 		<PackageVersion Include="MatBlazor" Version="2.10.0" />
 		<PackageVersion Include="bunit" Version="1.36.0" />
 		<PackageVersion Include="FluentAssertions" Version="6.12.0" />
 		<PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
+		<PackageVersion Include="System.Text.RegularExpressions" Version="4.3.1" />
 		<PackageVersion Include="xunit" Version="2.6.3" />
 		<PackageVersion Include="Moq" Version="[4.18.4]" />
-		<PackageVersion Include="xunit.runner.visualstudio" Version="2.5.5"/>
-		<PackageVersion Include="coverlet.collector" Version="6.0.0"/>
+		<PackageVersion Include="xunit.runner.visualstudio" Version="2.5.5" />
+		<PackageVersion Include="coverlet.collector" Version="6.0.0" />
 	</ItemGroup>
 
 	<ItemGroup Condition="'$(TargetFramework)' == 'net6.0'">
diff --git a/tests/Blazor.Diagrams.Core.Tests/Blazor.Diagrams.Core.Tests.csproj b/tests/Blazor.Diagrams.Core.Tests/Blazor.Diagrams.Core.Tests.csproj
index f732b74b6..139ab2e19 100644
--- a/tests/Blazor.Diagrams.Core.Tests/Blazor.Diagrams.Core.Tests.csproj
+++ b/tests/Blazor.Diagrams.Core.Tests/Blazor.Diagrams.Core.Tests.csproj
@@ -7,13 +7,15 @@
   <ItemGroup>
     <PackageReference Include="FluentAssertions" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" />
+    <PackageReference Include="System.Net.Http" />
+    <PackageReference Include="System.Text.RegularExpressions" />
     <PackageReference Include="xunit" />
     <PackageReference Include="Moq" />
-    <PackageReference Include="xunit.runner.visualstudio" >
+    <PackageReference Include="xunit.runner.visualstudio">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" >
+    <PackageReference Include="coverlet.collector">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
diff --git a/tests/Blazor.Diagrams.Tests/Blazor.Diagrams.Tests.csproj b/tests/Blazor.Diagrams.Tests/Blazor.Diagrams.Tests.csproj
index afd45bbd6..205fccd3f 100644
--- a/tests/Blazor.Diagrams.Tests/Blazor.Diagrams.Tests.csproj
+++ b/tests/Blazor.Diagrams.Tests/Blazor.Diagrams.Tests.csproj
@@ -9,6 +9,8 @@
     <PackageReference Include="bunit" />
     <PackageReference Include="FluentAssertions" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" />
+    <PackageReference Include="System.Net.Http" />
+    <PackageReference Include="System.Text.RegularExpressions" />
     <PackageReference Include="xunit" />
     <PackageReference Include="Moq" />
     <PackageReference Include="xunit.runner.visualstudio" />

From dd698322acea53056c550ae61252ea1015540f7f Mon Sep 17 00:00:00 2001
From: Haytam Zanid <haytam.zanid@gmail.com>
Date: Tue, 3 Dec 2024 12:19:52 +0100
Subject: [PATCH 10/13] Update Versions and CHANGELOG

---
 CHANGELOG.md                                        | 13 ++++++++++++-
 .../Blazor.Diagrams.Algorithms.csproj               |  6 +++---
 .../Blazor.Diagrams.Core.csproj                     |  6 +++---
 src/Blazor.Diagrams/Blazor.Diagrams.csproj          |  6 +++---
 4 files changed, 21 insertions(+), 10 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index e15b4bac1..2e368ee50 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,18 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## Diagram (3.0.0) - 2024-02-24
+## Diagrams (3.0.3) - 2024-12-03
+
+### Added
+
+- Support for .NET 9 (thanks to @[PanayiotisTheodosiou](https://github.com/PanayiotisTheodosiou))
+- `registerDefaultBehaviors` argument to `BlazorDiagram` constructor, it's `true` by default and can be disabled if you want to control what behaviors are added and their order.
+
+### Removed
+
+- gzip versions of assets, it was causing an issue with .NET 9
+
+## Diagram (3.0.2) - 2024-02-24
 
 ### Added
 
diff --git a/src/Blazor.Diagrams.Algorithms/Blazor.Diagrams.Algorithms.csproj b/src/Blazor.Diagrams.Algorithms/Blazor.Diagrams.Algorithms.csproj
index d5847d04c..e7d64bccc 100644
--- a/src/Blazor.Diagrams.Algorithms/Blazor.Diagrams.Algorithms.csproj
+++ b/src/Blazor.Diagrams.Algorithms/Blazor.Diagrams.Algorithms.csproj
@@ -5,10 +5,10 @@
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <Authors>zHaytam</Authors>
     <Description>Algorithms for Z.Blazor.Diagrams</Description>
-    <AssemblyVersion>3.0.2</AssemblyVersion>
-    <FileVersion>3.0.2</FileVersion>
+    <AssemblyVersion>3.0.3</AssemblyVersion>
+    <FileVersion>3.0.3</FileVersion>
     <RepositoryUrl>https://github.com/zHaytam/Blazor.Diagrams</RepositoryUrl>
-    <Version>3.0.2</Version>
+    <Version>3.0.3</Version>
     <PackageId>Z.Blazor.Diagrams.Algorithms</PackageId>
     <PackageTags>blazor diagrams diagramming svg drag algorithms layouts</PackageTags>
     <Product>Z.Blazor.Diagrams.Algorithms</Product>
diff --git a/src/Blazor.Diagrams.Core/Blazor.Diagrams.Core.csproj b/src/Blazor.Diagrams.Core/Blazor.Diagrams.Core.csproj
index 8cb3269d2..6819f95e4 100644
--- a/src/Blazor.Diagrams.Core/Blazor.Diagrams.Core.csproj
+++ b/src/Blazor.Diagrams.Core/Blazor.Diagrams.Core.csproj
@@ -5,10 +5,10 @@
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <Authors>zHaytam</Authors>
     <Description>A fully customizable and extensible all-purpose diagrams library for Blazor</Description>
-    <AssemblyVersion>3.0.2</AssemblyVersion>
-    <FileVersion>3.0.2</FileVersion>
+    <AssemblyVersion>3.0.3</AssemblyVersion>
+    <FileVersion>3.0.3</FileVersion>
     <RepositoryUrl>https://github.com/Blazor-Diagrams/Blazor.Diagrams</RepositoryUrl>
-    <Version>3.0.2</Version>
+    <Version>3.0.3</Version>
     <PackageId>Z.Blazor.Diagrams.Core</PackageId>
     <PackageTags>blazor diagrams diagramming svg drag</PackageTags>
     <Product>Z.Blazor.Diagrams.Core</Product>
diff --git a/src/Blazor.Diagrams/Blazor.Diagrams.csproj b/src/Blazor.Diagrams/Blazor.Diagrams.csproj
index c99c4bffb..26ac305ac 100644
--- a/src/Blazor.Diagrams/Blazor.Diagrams.csproj
+++ b/src/Blazor.Diagrams/Blazor.Diagrams.csproj
@@ -4,11 +4,11 @@
     <Nullable>enable</Nullable>
     <Authors>zHaytam</Authors>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
-    <AssemblyVersion>3.0.2</AssemblyVersion>
-    <FileVersion>3.0.2</FileVersion>
+    <AssemblyVersion>3.0.3</AssemblyVersion>
+    <FileVersion>3.0.3</FileVersion>
     <RepositoryUrl>https://github.com/Blazor-Diagrams/Blazor.Diagrams</RepositoryUrl>
     <Description>A fully customizable and extensible all-purpose diagrams library for Blazor</Description>
-    <Version>3.0.2</Version>
+    <Version>3.0.3</Version>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <PackageTags>blazor diagrams diagramming svg drag</PackageTags>
     <PackageId>Z.Blazor.Diagrams</PackageId>

From efd4f320d87683722344d6413fbb297f34c46b32 Mon Sep 17 00:00:00 2001
From: Haytam Zanid <haytam.zanid@gmail.com>
Date: Tue, 3 Dec 2024 12:42:17 +0100
Subject: [PATCH 11/13] Avoid observing resizes when a node is invisible from
 the beginning

---
 .../Components/Renderers/NodeRenderer.cs      |  7 ++--
 .../Components/NodeRendererTests.cs           | 36 +++++++++++++++++++
 2 files changed, 40 insertions(+), 3 deletions(-)
 create mode 100644 tests/Blazor.Diagrams.Tests/Components/NodeRendererTests.cs

diff --git a/src/Blazor.Diagrams/Components/Renderers/NodeRenderer.cs b/src/Blazor.Diagrams/Components/Renderers/NodeRenderer.cs
index 2dbe58d02..aa4453205 100644
--- a/src/Blazor.Diagrams/Components/Renderers/NodeRenderer.cs
+++ b/src/Blazor.Diagrams/Components/Renderers/NodeRenderer.cs
@@ -1,6 +1,4 @@
-using System;
-using System.Text;
-using System.Threading.Tasks;
+using System.Text;
 using Blazor.Diagrams.Core.Extensions;
 using Blazor.Diagrams.Core.Geometry;
 using Blazor.Diagrams.Core.Models;
@@ -129,6 +127,9 @@ protected override void BuildRenderTree(RenderTreeBuilder builder)
 
     protected override async Task OnAfterRenderAsync(bool firstRender)
     {
+        if (firstRender && !Node.Visible)
+            return;
+
         if (firstRender || _becameVisible)
         {
             _becameVisible = false;
diff --git a/tests/Blazor.Diagrams.Tests/Components/NodeRendererTests.cs b/tests/Blazor.Diagrams.Tests/Components/NodeRendererTests.cs
new file mode 100644
index 000000000..8ceb357e2
--- /dev/null
+++ b/tests/Blazor.Diagrams.Tests/Components/NodeRendererTests.cs
@@ -0,0 +1,36 @@
+using Blazor.Diagrams.Components.Renderers;
+using Blazor.Diagrams.Core.Geometry;
+using Blazor.Diagrams.Core.Models;
+using Bunit;
+using Xunit;
+
+namespace Blazor.Diagrams.Tests.Components;
+
+public class NodeRendererTests
+{
+
+    [Fact]
+    public void NodeRenderer_WhenNodeVisibleIsFalseAndIsFirstRender_ShouldNotObserveResizes()
+    {
+        // Arrange
+        JSRuntimeInvocationHandler call;
+        using (var ctx = new TestContext())
+        {
+            ctx.JSInterop.Setup<Rectangle>("ZBlazorDiagrams.getBoundingClientRect", _ => true);
+            call = ctx.JSInterop.SetupVoid("ZBlazorDiagrams.observe", _ => true).SetVoidResult();
+
+            // Act
+            var cut = ctx.RenderComponent<NodeRenderer>(p =>
+            {
+                p.Add(n => n.BlazorDiagram, new BlazorDiagram());
+                p.Add(n => n.Node, new NodeModel()
+                {
+                    Visible = false
+                });
+            });
+        }
+
+        // Assert
+        call.VerifyNotInvoke("ZBlazorDiagrams.observe");
+    }
+}

From 51c1badc3471e1c899c93c13c6886442fc08d079 Mon Sep 17 00:00:00 2001
From: Haytam Zanid <haytam.zanid@gmail.com>
Date: Tue, 3 Dec 2024 12:42:22 +0100
Subject: [PATCH 12/13] Update CHANGELOG.md

---
 CHANGELOG.md | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2e368ee50..df6a1b541 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,9 +12,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Support for .NET 9 (thanks to @[PanayiotisTheodosiou](https://github.com/PanayiotisTheodosiou))
 - `registerDefaultBehaviors` argument to `BlazorDiagram` constructor, it's `true` by default and can be disabled if you want to control what behaviors are added and their order.
 
+### Fixed
+
+- Exception thrown when `node.Visible` was `false` from the creation and the library was trying to observe its resizes when the element won't exist (fixes #476).
+
 ### Removed
 
-- gzip versions of assets, it was causing an issue with .NET 9
+- gzip versions of assets, it was causing an issue with .NET 9 (fixes #471, thanks a lot @[robertmclaws](https://github.com/robertmclaws))
 
 ## Diagram (3.0.2) - 2024-02-24
 

From 5942c8a59509b95e9608264941ca9088a9056a13 Mon Sep 17 00:00:00 2001
From: Haytam Zanid <haytam.zanid@gmail.com>
Date: Tue, 3 Dec 2024 12:48:44 +0100
Subject: [PATCH 13/13] Update CHANGELOG.md

---
 CHANGELOG.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index df6a1b541..77932a03a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Support for .NET 9 (thanks to @[PanayiotisTheodosiou](https://github.com/PanayiotisTheodosiou))
 - `registerDefaultBehaviors` argument to `BlazorDiagram` constructor, it's `true` by default and can be disabled if you want to control what behaviors are added and their order.
 
+### Changed
+
+- Make `DiagramCanvas` await un-subscription to resizes subscription (thanks to @[toluwtglobal](https://github.com/toluwtglobal))
+
 ### Fixed
 
 - Exception thrown when `node.Visible` was `false` from the creation and the library was trying to observe its resizes when the element won't exist (fixes #476).