Add debug workflow with sanitizers enabled.

.github/workflows/test-debug.yaml

@@ -0,0 +1,41 @@
+name: Test
+
+on: [push, pull_request]
+
+permissions:
+  contents: read
+
+env:
+  CONSOLE_OUTPUT: XTerm
+  RUBY_DEBUG: true
+  RUBY_SANITIZE: true
+  ASAN_OPTIONS: halt_on_error=0:use_sigaltstack=0:detect_leaks=0
+
+jobs:
+  test:
+    name: ${{matrix.ruby}} on ${{matrix.os}} (debug)
+    runs-on: ${{matrix.os}}-latest
+
+    strategy:
+      matrix:
+        os:
+          - ubuntu
+
+        ruby:
+          - "3.3"
+          - "head"
+
+    steps:
+    - uses: actions/checkout@v4
+    - uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: ${{matrix.ruby}}
+        bundler-cache: true
+
+    - name: Install packages (Ubuntu)
+      if: matrix.os == 'ubuntu'
+      run: sudo apt-get install -y liburing-dev
+
+    - name: Run tests
+      timeout-minutes: 10
+      run: LD_PRELOAD=/usr/lib/libasan.so bundle exec bake build test

.github/workflows/test.yaml

@@ -7,7 +7,6 @@ permissions:
 
 env:
   CONSOLE_OUTPUT: XTerm
-  RUBY_DEBUG: true
 
 jobs:
   test: