Use GitHub Actions instead of Travis CI

.github/workflows/test.yaml

@@ -0,0 +1,45 @@
+# Copyright (C) 2024  Sutou Kouhei <[email protected]>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+name: Test
+on:
+  - push
+  - pull_request
+jobs:
+  test:
+    name: ${{ matrix.ruby-version }}
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        ruby-version:
+          - "3.1"
+          - "3.2"
+          - "3.3"
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install dependencies to build gems
+        run: |
+          sudo apt update
+          sudo apt install -y -V libreoffice
+          ln -s Gemfile.local{.example,}
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby-version }}
+          bundler-cache: true
+      - name: Test
+        run: |
+          bundle exec ruby test/run-test.rb