[client] ci: run tests with each build

Run CTest directly in every client matrix job so each build is tested
without waiting for the full matrix to complete.

Install the Mesa runtime in the build job, preserve failure artifacts,
and remove the archive transfer and duplicate test job.

.github/workflows/build.yml

@@ -21,7 +21,7 @@ jobs:
     - name: Install client dependencies
       run: |
         sudo apt-get install \
-          weston libgtest-dev \
+          weston libgtest-dev libgl1-mesa-dri \
           libdw-dev libunwind-dev \
           libspice-protocol-dev nettle-dev \
           libgl-dev libgles-dev \
@@ -51,20 +51,22 @@ jobs:
       run: |
         cd client/build
         make -j$(nproc)
+    - name: Run client tests
+      id: tests
+      run: ctest --test-dir client/build --output-on-failure
+    - name: Upload client test failures
+      if: failure() && steps.tests.outcome == 'failure'
+      uses: actions/upload-artifact@v6
+      with:
+        name: client-test-failures-${{ matrix.compiler.cc }}-${{ matrix.wayland_shell }}-${{ matrix.build_type }}
+        path: |
+          client/build/Testing/
+          /tmp/lg-render-case.*
     - name: Checking help spelling
       run: ./client/build/looking-glass-client --help | ./doc/lgspell.py
     - name: Check GL function calls
       if: matrix.compiler.cc == 'clang'
       run: WAYLAND_SHELL='${{ matrix.wayland_shell }}' ./gl-check
-    - name: Package client build
-      run: tar -cf client-build.tar -C client build
-    - name: Upload client build
-      uses: actions/upload-artifact@v6
-      with:
-        name: client-build-${{ matrix.compiler.cc }}-${{ matrix.wayland_shell }}-${{ matrix.build_type }}
-        path: client-build.tar
-        retention-days: 1
-
   module:
     runs-on: ubuntu-latest
     steps:
@@ -246,54 +248,3 @@ jobs:
       run: |
         cd doc
         make dirhtml SPHINXOPTS='-b spelling -W' -j$(nproc)
-
-  client-tests:
-    needs: client
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        compiler:
-          - {cc: gcc, cxx: g++}
-          - {cc: clang, cxx: clang++}
-        wayland_shell: [xdg-shell, libdecor]
-        build_type: [Release, Debug]
-    steps:
-      - uses: actions/checkout@v5
-        with:
-          submodules: recursive
-
-      - name: Install dependencies
-        run: |
-          sudo apt-get update
-          sudo apt-get install \
-            weston libgtest-dev libgl1-mesa-dri \
-            libdecor-0-dev libdbus-1-dev \
-            libdw-dev libunwind-dev \
-            libspice-protocol-dev nettle-dev \
-            libgl-dev libgles-dev \
-            libx11-dev libxss-dev libxi-dev libxinerama-dev \
-            libxcursor-dev libxpresent-dev \
-            libwayland-dev libxkbcommon-dev libfontconfig-dev \
-            libsamplerate0-dev libpipewire-0.3-dev libpulse-dev
-
-      - name: Download client build
-        uses: actions/download-artifact@v7
-        with:
-          name: client-build-${{ matrix.compiler.cc }}-${{ matrix.wayland_shell }}-${{ matrix.build_type }}
-          path: client-build
-
-      - name: Run client tests
-        id: tests
-        run: |
-          tar -xf client-build/client-build.tar -C client
-          ctest --test-dir client/build --output-on-failure
-
-      - name: Upload client test failures
-        if: failure() && steps.tests.outcome == 'failure'
-        uses: actions/upload-artifact@v6
-        with:
-          name: client-test-failures-${{ matrix.compiler.cc }}-${{ matrix.wayland_shell }}-${{ matrix.build_type }}
-          path: |
-            client/build/Testing/
-            /tmp/lg-render-case.*