ci: install doxygen with depends everywhere

.github/workflows/continuous-integration.yml

@@ -268,6 +268,11 @@ jobs:
       - name: Get version
         uses: ./.github/actions/get-version
 
+      - name: Update Windows Paths
+        if: (runner.os == 'Windows')
+        shell: pwsh
+        run: echo "C:\Program Files\doxygen\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
+
       - name: Configure
         run: ${{env.CMAKE_CONFIGURE}} ${{ matrix.target.config-args }} ${{ steps.get-deps.outputs.vcpkg-cmake-config }} -DPACKAGE_VERSION_LABEL="${{env.DESKFLOW_PACKAGE_VERSION}}"
 
@@ -347,7 +352,7 @@ jobs:
           run: |
             pkg install -y cmake ninja gmake gcc12 openssl glib \
             libX11 libXtst libxkbfile qt6-base qt6-tools gtk3 \
-            googletest pkgconf libei libportal
+            googletest pkgconf libei libportal doxygen
             ${{env.CMAKE_CONFIGURE}} -G Ninja
             cmake --build build -j16
             # Integration tests are flakey by nature, make them optional.