Remove LLVM 20 limitation

- clang-format ignore on CoroutineScheduler.h and VulkanDevice.h for
  operator bool()
- update ubuntu CI workflow to use version 21 as it tends to be behind
  in its inbuild version
- update windows server CI version to one that has version 21 default

Author: MathewBensonCode

.github/workflows/Engine-CI.yml

@@ -1,6 +1,6 @@
 on:
   push:
-    branches: [ master, develop, arena-integration ]
+    branches: [ master, develop, arena-integration, testllvm22 ]
   pull_request:
     branches: [ master, develop, arena-integration ]
 

.github/workflows/job-clangformat.yml

@@ -9,7 +9,7 @@ on:
 jobs:
     format:
         name: clang-format
-        runs-on: windows-2022
+        runs-on: windows-2025
         steps:
             - name: Checkout repository
               uses: actions/checkout@v4

.github/workflows/job-cmakebuild-linux.yml

@@ -25,16 +25,17 @@ jobs:
     - name: Register the Microsoft repository GPG keys
       run: sudo dpkg -i packages-microsoft-prod.deb
 
-    - name: Install LLVM-20
+    - name: Install LLVM-21
       run: |
           wget https://apt.llvm.org/llvm.sh
           chmod +x llvm.sh
-          sudo ./llvm.sh 20
+          sudo ./llvm.sh 21
 
-    - name: Update the list of packages after we added packages.microsoft.com
+    - name: Update the list of packages
       run: sudo apt-get update
-    - name: Install development library
-      run: sudo apt-get install libasound2-dev libgl1-mesa-dev libpulse-dev libdbus-1-dev libx11-dev libxcursor-dev libxext-dev libxi-dev libxinerama-dev libxrandr-dev libxss-dev libxt-dev libxxf86vm-dev cmake apt-transport-https software-properties-common gcc g++ powershell clang-format-20 libwayland-dev libxkbcommon-dev dotnet-sdk-8.0
+
+    - name: Install Dependencies
+      run: sudo apt-get install libasound2-dev libgl1-mesa-dev libpulse-dev libdbus-1-dev libx11-dev libxcursor-dev libxext-dev libxi-dev libxinerama-dev libxrandr-dev libxss-dev libxt-dev libxxf86vm-dev cmake apt-transport-https software-properties-common gcc g++ powershell clang-format-21 glslang-tools libwayland-dev libxkbcommon-dev
 
     - name: CMake Build
       run: .\Scripts\BuildEngine.ps1 -Configurations ${{inputs.configuration}}

.github/workflows/job-cmakebuild-macOS.yml

@@ -26,6 +26,9 @@ jobs:
       - name: Install NuGet CLI
         run: brew install nuget
 
+      - name: Update LLVM
+        run: brew install llvm
+
       - name: CMake Build
         run: .\Scripts\BuildEngine.ps1 -Configurations ${{inputs.configuration}} -Architecture ${{inputs.architecture}} -RunClangFormat 0
         shell: pwsh

.github/workflows/job-cmakebuild-windows.yml

@@ -18,7 +18,7 @@ on:
 jobs:
   cmake-build:
     name: cmake-build-windows-${{ inputs.configuration }}
-    runs-on: windows-2022
+    runs-on: windows-2025
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4

.github/workflows/job-deploy-windows.yml

@@ -15,7 +15,7 @@ on:
 jobs:
   deploy:
     name: deploy-windows-x64-${{ inputs.configuration }}
-    runs-on: windows-2022
+    runs-on: windows-2025
     steps:
       - uses: actions/download-artifact@v4
         with:

.github/workflows/job-test-windows.yml

@@ -12,7 +12,7 @@ on:
 jobs:
   test:
     name: test-windows-${{ inputs.configuration }}
-    runs-on: windows-2022
+    runs-on: windows-2025
     steps:
       - name: Download All Artifacts
         uses: actions/download-artifact@v4

ZEngine/ZEngine/Core/CoroutineScheduler.h

@@ -14,11 +14,12 @@ namespace ZEngine::Core
 
         ReadyCallback   Ready  = nullptr;
         ExecuteCallback Action = nullptr;
-
+        // clang-format off
         operator bool() noexcept
         {
             return (Ready && Action);
         }
+        // clang-format on
     };
 
     struct CoroutineScheduler

ZEngine/ZEngine/Hardwares/VulkanDevice.h

@@ -76,11 +76,12 @@ namespace ZEngine::Hardwares
         BufferType    Type       = BufferType::UNKNOWN;
         VkBuffer      Handle     = VK_NULL_HANDLE;
         VmaAllocation Allocation = nullptr;
-
+        // clang-format off
         operator bool() const
         {
             return (Handle != VK_NULL_HANDLE);
         }
+        // clang-format on
     };
 
     struct BufferImage
@@ -90,11 +91,12 @@ namespace ZEngine::Hardwares
         VkImageView   ViewHandle{VK_NULL_HANDLE};
         VkSampler     Sampler{VK_NULL_HANDLE};
         VmaAllocation Allocation{nullptr};
-
+        // clang-format off
         operator bool() const
         {
             return (Handle != VK_NULL_HANDLE);
         }
+        // clang-format on
     };
 
     struct IGraphicBuffer