ci: test module-root in setup-bazel

Author: p0deje

.github/workflows/ci.yml

@@ -4,6 +4,7 @@ on:
   push:
     branches:
       - main
+      - test-setup-bazel
     tags:
       - v*.*.*
 
@@ -58,17 +59,18 @@ jobs:
         working-directory: examples/gem
     steps:
       - uses: actions/checkout@v4
-      - uses: bazel-contrib/setup-bazel@0.13.0
+      - uses: calebzulawski/setup-bazel@main
         with:
           bazelrc: common --announce_rc --color=yes ${{ matrix.mode == 'WORKSPACE' && '--enable_workspace' || '' }}
+          module-root: examples/gem
           # Workaround for long path issues: https://github.com/jruby/jruby/issues/3995.
           output-base: ${{ matrix.os == 'windows-latest' && 'D:/b' || '' }}
-          repository-cache: examples/gem/${{ matrix.mode == 'WORKSPACE' && 'WORKSPACE' || 'MODULE.bazel' }}
+          repository-cache: true
       - run: echo ${{ matrix.ruby }} > .ruby-version
       - if: matrix.ruby == 'system'
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: "3.1.6"
+          ruby-version: 3.1.6
       - run: bazel build ...
       - run: bazel run lib/gem:add-numbers 2
       - run: bazel run lib/gem:print-version
@@ -96,10 +98,11 @@ jobs:
         working-directory: examples/jekyll
     steps:
       - uses: actions/checkout@v4
-      - uses: bazel-contrib/setup-bazel@0.13.0
+      - uses: calebzulawski/setup-bazel@main
         with:
           bazelrc: common --announce_rc --color=yes
-          repository-cache: examples/jekyll/MODULE.bazel
+          module-root: examples/jekyll
+          repository-cache: true
       - run: bazel build ...
       - if: failure() && runner.debug == '1'
         uses: mxschmitt/action-tmate@v3
@@ -114,16 +117,24 @@ jobs:
         ruby:
           - 3.3.7
           - jruby-9.4.12.0
+        use-system-ruby:
+          - true
+          - false
     defaults:
       run:
         working-directory: examples/native_ext
     steps:
       - uses: actions/checkout@v4
-      - uses: bazel-contrib/setup-bazel@0.13.0
+      - uses: calebzulawski/setup-bazel@main
         with:
           bazelrc: common --announce_rc --color=yes
-          repository-cache: examples/native_ext/MODULE.bazel
-      - run: echo ${{ matrix.ruby }} > .ruby-version
+          module-root: examples/native_ext
+          repository-cache: true
+      - if: matrix.use-system-ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+      - run: echo ${{ matrix.use-system-ruby && 'system' || matrix.ruby }} > .ruby-version
       - run: bazel build ...
       - if: failure() && runner.debug == '1'
         uses: mxschmitt/action-tmate@v3