[~] Skip unit tests on install but do unit test separately

Author: SolidProgramming

.github/workflows/test-install.yml

@@ -29,7 +29,7 @@ jobs:
     - name: Setup dotnet
       uses: actions/setup-dotnet@v4
     - name: exec dotnet test
-      run: cd /home/runner/work/firewall-orchestrator/firewall-orchestrator/roles/tests-unit/files/FWO.Test && dotnet restore && dotnet build && dotnet test --filter "Name=HtmlToPdfTest"
+      run: cd /home/runner/work/firewall-orchestrator/firewall-orchestrator/roles/tests-unit/files/FWO.Test && dotnet restore && dotnet build && dotnet test
 
   test_ubuntu_latest:    
     name: test build on ${{ matrix.os }}
@@ -42,4 +42,4 @@ jobs:
     steps:   
     - uses: actions/checkout@v4   
     - name: do test install in case of merged pull request
-      run: cd /home/runner/work/firewall-orchestrator/firewall-orchestrator && ansible-playbook -e force_install=true site.yml -K
+      run: cd /home/runner/work/firewall-orchestrator/firewall-orchestrator && ansible-playbook -e force_install=true site.yml -K --skip-tags unittests

roles/tests-unit/files/FWO.Test/HtmlToPdfTest.cs

@@ -6,7 +6,6 @@
 using PuppeteerSharp.BrowserData;
 using FWO.Report;
 using FWO.Report.Data;
-using System.Diagnostics;
 
 namespace FWO.Test
 {