ci: allow arch runner to deloy pages

.github/actions/install-dependencies/action.yml

@@ -53,7 +53,7 @@ runs:
             elif [ ${{ inputs.like }} == "arch" ]; then
               pacman -Syu --noconfirm base-devel cmake ninja \
                 gcc openssl glib2 libxtst libxkbfile gtest libei libportal \
-                qt6-base qt6-tools qt6-svg gtk3 tomlplusplus cli11 help2man
+                qt6-base qt6-tools qt6-svg gtk3 tomlplusplus cli11 help2man doxygen graphviz rsync
             else
               echo "Unknown like"
             fi

.github/workflows/continuous-integration.yml

@@ -222,7 +222,7 @@ jobs:
             container: archlinux:latest
             like: "arch"
             timeout: 20
-            config-args: "-G Ninja -DCMAKE_INSTALL_PREFIX=/usr"
+            config-args: "-G Ninja -DCMAKE_INSTALL_PREFIX=/usr -DBUILD_DEV_DOCS=ON"
 
           - name: "ubuntu-25.04-x86_64"
             runs-on: ubuntu-latest
@@ -303,6 +303,13 @@ jobs:
         with:
           job: ${{ matrix.target.name }}
 
+      - name: Update Development Documentation
+        if: matrix.target.like == 'arch' && github.ref == 'refs/heads/master'
+        uses: JamesIves/github-pages-deploy-action@v4.7.3
+        with:
+          branch: gh-pages
+          folder: build/doc/dev/html
+
       - name: Upload
         uses: actions/upload-artifact@v4
         with: