fix(ci): exclude E2E project from Full Test Suite

Run specific test projects instead of the whole solution to avoid
loading Playwright assemblies that require browser installation.
E2E tests already run in the dedicated e2e-tests job.

Author: stimpy77

.github/workflows/coreident-tests.yml

@@ -117,8 +117,12 @@ jobs:
       - name: Build
         run: dotnet build CoreIdent.sln --no-restore -c Release
 
-      - name: Run All Tests
-        run: dotnet test CoreIdent.sln --no-build -c Release --filter "Category!=E2E" --verbosity minimal --collect:"XPlat Code Coverage"
+      - name: Run All Tests (excluding E2E)
+        run: |
+          dotnet test tests/CoreIdent.Core.Tests --no-build -c Release --verbosity minimal --collect:"XPlat Code Coverage"
+          dotnet test tests/CoreIdent.Integration.Tests --no-build -c Release --verbosity minimal
+          dotnet test tests/CoreIdent.Cli.Tests --no-build -c Release --verbosity minimal
+          dotnet test tests/CoreIdent.Templates.Tests --no-build -c Release --verbosity minimal
 
       - name: Upload Coverage
         if: github.event_name == 'schedule'