Update ci.yml to use Ubuntu 24 (which comes with newer version of vip…

…s, so we don't need to build it ourselves anymore)

.github/workflows/ci.yml

@@ -6,13 +6,13 @@ on:
 
 jobs:
   ci-rails-app:
-    runs-on: ubuntu-latest
+    # Ubuntu 24 has vips 8.15, but Ubuntu 22 only has vips 8.12.
+    # We want at least version 8.15 because >= 8.15 supports the revalidate feature.
+    runs-on: ubuntu-24.04
     strategy:
       matrix:
         ruby-version: ['3.2.2']
         node: ['20']
-        # Vips 8.14 does not support the revalidate feature, but 8.15 does
-        vips-version: ['8.15.0']
     env:
       RAILS_ENV: test
       NOKOGIRI_USE_SYSTEM_LIBRARIES: true
@@ -42,46 +42,6 @@ jobs:
           cd $TIKA_DOWNLOAD_DIR
           wget "https://archive.apache.org/dist/tika/${TIKA_VERSION}/tika-app-${TIKA_VERSION}.jar"
           mv tika-app-${TIKA_VERSION}.jar tika-app.jar
-      - name: Build libvips (so we can use version ${{ matrix.vips-version }}, since only 8.12 is available on Ubuntu 22)
-        if: matrix.vips-version != 'apt-default-vips'
-        run: |
-          # Instructions below are based on:
-          # https://www.libvips.org/install.html
-          # and
-          # https://github.com/libvips/libvips/wiki/Build-for-Ubuntu
-          #
-          # Unstall any already-installed version of vips
-          sudo apt-get remove libvips42
-
-          # Install meson build system
-          sudo apt-get install -y meson
-
-          # Download build dependencies
-          sudo apt-get install -y build-essential pkg-config libglib2.0-dev libexpat1-dev
-
-          # Download various libraries that we want for vips features
-          sudo apt-get install -y \
-          libfftw3-dev libexif-dev libjpeg-turbo8-dev \
-          libpng-dev libwebp-dev libtiff5-dev \
-          libheif-dev libexpat1-dev libcfitsio-dev \
-          libmatio-dev libnifti-dev libhwy-dev \
-          liblcms2-dev libpoppler-glib-dev librsvg2-dev \
-          libopenexr-dev libpango1.0-dev libarchive-dev \
-          libopenslide-dev libffi-dev libopenjp2-7-dev \
-          libimagequant-dev libcgif-dev \
-          liborc-0.4-dev # FIXME: Remove once libhwy 1.0.5 is available.
-
-          # Download and compile selected version of vips
-          cd /tmp
-          wget https://github.com/libvips/libvips/releases/download/v${{ matrix.vips-version }}/vips-${{ matrix.vips-version }}.tar.xz
-          tar xf vips-${{ matrix.vips-version }}.tar.xz
-          cd vips-${{ matrix.vips-version }}
-          meson build --libdir=lib --buildtype=release -Dintrospection=disabled
-          cd build
-          ninja
-          ninja test
-          sudo ninja install
-          vips --version
       - name: Add --no-document option to .gemrc file to speed up bundle install
         run: "echo 'gem: --no-document' > ~/.gemrc"
       - name: Set up Ruby