do not install ruby in the runner

.github/workflows/workflow.yml

@@ -38,18 +38,12 @@ jobs:
           distribution: "zulu"
           java-version: "21"
 
-      # Ruby rules use host install still: https://github.com/bazelruby/rules_ruby/issues/112
-      - name: "[Ruby] Install Ruby"
-        uses: ruby/setup-ruby@v1.185.0
-
       - name: Versions
         run: |
           echo "--> bazel"
           bazel version
           echo "--> java"
           java --version
-          echo "--> ruby"
-          ruby --version
 
       - name: Copy .bazelrc
         run: cp tools/ci/bazel.rc $HOME/.bazelrc

.ruby-version

@@ -1 +1 @@
-3.3.3
+jruby-9.4.8.0

Gemfile.lock

@@ -3,19 +3,24 @@ GEM
   specs:
     ast (2.4.2)
     cgi (0.3.6)
+    cgi (0.3.6-java)
     diff-lcs (1.5.1)
     erb (4.0.4)
       cgi (>= 0.3.3)
+    erb (4.0.4-java)
+      cgi (>= 0.3.3)
     haml (5.2.2)
       temple (>= 0.8.0)
       tilt
     json (2.7.2)
+    json (2.7.2-java)
     language_server-protocol (3.17.0.3)
     parallel (1.25.1)
     parser (3.3.3.0)
       ast (~> 2.4.1)
       racc
     racc (1.8.0)
+    racc (1.8.0-java)
     rainbow (3.1.1)
     regexp_parser (2.9.2)
     rexml (3.3.1)
@@ -56,12 +61,14 @@ GEM
       temple (~> 0.10.0)
       tilt (>= 2.1.0)
     strscan (3.1.0)
+    strscan (3.1.0-java)
     temple (0.10.3)
     tilt (2.3.0)
     unicode-display_width (2.5.0)
 
 PLATFORMS
   arm64-darwin-22
+  universal-java-21
   x86_64-darwin-19
   x86_64-darwin-20
   x86_64-darwin-21

MODULE.bazel

@@ -37,12 +37,46 @@ bazel_dep(name = "rules_ruby", version = "0.11.0")
 ruby = use_extension("@rules_ruby//ruby:extensions.bzl", "ruby")
 ruby.toolchain(
     name = "ruby",
-    ruby_build_version = "20240612",
     version_file = "//:.ruby-version",
 )
 use_repo(ruby, "ruby")
 ruby.bundle_fetch(
     name = "bundle",
+    gem_checksums = {
+        "ast-2.4.2": "1e280232e6a33754cde542bc5ef85520b74db2aac73ec14acef453784447cc12",
+        "cgi-0.3.6": "c5e2c301437116b28fdfbb565452b9c1ee597901e68611367b4126b5d10feca3",
+        "cgi-0.3.6-java": "f94886a613c101f2f60c2e33ea8a42d6ad0b9a5fcda3d550e01f35b0271585af",
+        "diff-lcs-1.5.1": "273223dfb40685548436d32b4733aa67351769c7dea621da7d9dd4813e63ddfe",
+        "erb-4.0.4": "de116e106205c46bc01918789b611aaad1328dcc6e9f12cf8cd2cc60ef619717",
+        "erb-4.0.4-java": "3767088f230194a84316a5879f0c3dc5f2a96fb1c9a198c3e27d3f35d416c597",
+        "haml-5.2.2": "6e759246556145642ef832d670fc06f9bd8539159a0e600847a00291dd7aae0c",
+        "json-2.7.2": "1898b5cbc81cd36c0fd4d0b7ad2682c39fb07c5ff682fc6265f678f550d4982c",
+        "json-2.7.2-java": "138e3038b5361b3d06ee2e8aa2be00bed0d0de4ef5f1553fc5935e5b93aca7ee",
+        "language_server-protocol-3.17.0.3": "3d5c58c02f44a20d972957a9febe386d7e7468ab3900ce6bd2b563dd910c6b3f",
+        "parallel-1.25.1": "12e089b9aa36ea2343f6e93f18cfcebd031798253db8260590d26a7f70b1ab90",
+        "parser-3.3.3.0": "a2e23c90918d9b7e866b18dca2b6835f227769dd2fa8e59c5841f3389cf53eeb",
+        "racc-1.8.0": "09349a65c37c4fe710a435f25c9f1652e39f29ad6b1fa08d4a8d30c0553d3a08",
+        "racc-1.8.0-java": "3688448632150682bbd708b199961129aed2266107e26fcacb45c997395c19f9",
+        "rainbow-3.1.1": "039491aa3a89f42efa1d6dec2fc4e62ede96eb6acd95e52f1ad581182b79bc6a",
+        "regexp_parser-2.9.2": "5a27e767ad634f8a4b544520d5cd28a0db7aa1198a5d7c9d7e11d7b3d9066446",
+        "rexml-3.3.1": "34af9fb38eff6c451abd187c53fded98378aa91766d4c62fbbce10e40ed7c325",
+        "rspec-3.13.0": "d490914ac1d5a5a64a0e1400c1d54ddd2a501324d703b8cfe83f458337bab993",
+        "rspec-core-3.13.0": "557792b4e88da883d580342b263d9652b6a10a12d5bda9ef967b01a48f15454c",
+        "rspec-expectations-3.13.0": "621d48c62262f955421eaa418130744760802cad47e781df70dba4d9f897102e",
+        "rspec-its-1.3.0": "4da51040e7820daafd40f2f6216d13c90aa949f0d302a0412c9ef6074e73ea97",
+        "rspec-mocks-3.13.0": "735a891215758d77cdb5f4721fffc21078793959d1f0ee4a961874311d9b7f66",
+        "rspec-support-3.13.0": "0e725f53b8c20ce75913a5da7bf06bf90698266951f3b1e3ae7bcd9612775257",
+        "rubocop-1.64.1": "3145bf1863771e400a1c041060e751e5ff0edd9ceb99d01df36db1902f611f3b",
+        "rubocop-ast-1.31.3": "1b07d618d8776993ec6053a706d1c09f0bf15139fd69415924656cbff07e7818",
+        "rubocop-rspec-3.0.2": "95fb61205015b16e2a5416a5b00c035cb725a22a12462cfbd4cab920930d2d8f",
+        "ruby-progressbar-1.13.0": "80fc9c47a9b640d6834e0dc7b3c94c9df37f08cb072b7761e4a71e22cff29b33",
+        "slim-5.2.1": "72351dff7e2ff20e2d5c393cfc385bb9142cef5db059141628fd7163ac3c13e7",
+        "strscan-3.1.0": "01b8a81d214fbf7b5308c6fb51b5972bbfc4a6aa1f166fd3618ba97e0fcd5555",
+        "strscan-3.1.0-java": "8645aa76e017e21764c6df572d2d79fcc1672284014f5bdbd806278cdbcd11b0",
+        "temple-0.10.3": "df3145fe6577af1e25387eb7f7122d32ed51bdb6f2e7bb0f4fbf07b66151913b",
+        "tilt-2.3.0": "82dd903d61213c63679d28e404ee8e10d1b0fdf5270f1ad0898ec314cc3e745c",
+        "unicode-display_width-2.5.0": "7e7681dcade1add70cb9fda20dd77f300b8587c81ebbd165d14fd93144ff0ab4",
+    },
     gemfile = "//:Gemfile",
     gemfile_lock = "//:Gemfile.lock",
 )