Remove variable usage

Author: ZKRobi

.github/workflows/continuous-integration.yml

@@ -23,14 +23,12 @@ jobs:
     runs-on: windows-latest
     strategy:
       matrix:
-        dotnet-version: [ '${{ vars.DOTNET_VERSION }}' ]
-        node-version: [ '${{ vars.NODE_VERSION }}' ]
+        dotnet-version: [ '6.0.x' ]
+        node-version: [ '20.x' ]
     steps:
     - name: Checkout
       uses: actions/checkout@9bb56186c3b09b4f86b1c65136769dd318469633 # v4.1.2
 
-    - run: echo Calling setup-node with node-version ${{ vars.NODE_VERSION }}
-    
     - name: Setup Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
       with:
@@ -46,8 +44,6 @@ jobs:
     - name: Test JavaScript
       run: npx lerna run test
 
-    - run: echo Calling setup-dotnet with dotnet-version ${{ vars.DOTNET_VERSION }}
-
     - name: Setup .NET Core SDK ${{ matrix.dotnet-version }}
       uses: actions/setup-dotnet@4d6c8fcf3c8f7a60068d26b594648e99df24cee3 # v4.0.0
       with:

.github/workflows/release.yml

@@ -54,11 +54,10 @@ jobs:
     permissions:
       id-token: write
     steps:
-      - run: echo Calling setup-node with node-version ${{ vars.NODE_VERSION }}
       - uses: actions/checkout@9bb56186c3b09b4f86b1c65136769dd318469633 # v4.1.2
       - uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
         with:
-          node-version: ${{ vars.NODE_VERSION }}
+          node-version: 20.x
           registry-url: https://registry.npmjs.org/
       - run: |
              lerna publish from-package --no-private --yes
@@ -77,10 +76,9 @@ jobs:
         with:
           name: packages
           path: ./packages
-      - run: echo Calling setup-dotnet with dotnet-version ${{ vars.DOTNET_VERSION }}
       - uses: actions/setup-dotnet@4d6c8fcf3c8f7a60068d26b594648e99df24cee3 # v4.0.0
         with:
-          dotnet-version: ${{ vars.DOTNET_VERSION }}
+          dotnet-version: 6.0.x
       - name: Publish Messaging packages
         working-directory: ./packages
         run: |