Add FreeBSD to CI

Author: benoitc

.github/workflows/ci.yml

@@ -81,6 +81,43 @@ jobs:
       - name: Run xref
         run: rebar3 xref
 
+  # FreeBSD test using cross-platform action
+  test-freebsd:
+    name: FreeBSD 14
+    runs-on: ubuntu-24.04
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Test on FreeBSD
+        uses: vmactions/freebsd-vm@v1
+        with:
+          release: "14.1"
+          usesh: true
+          prepare: |
+            pkg install -y erlang python311 gmake gcc
+          run: |
+            # Set up environment
+            export PYTHON_CONFIG=python3.11-config
+            export PATH="/usr/local/bin:$PATH"
+
+            # Verify versions
+            echo "Erlang version:"
+            erl -eval 'io:format("~s~n", [erlang:system_info(otp_release)]), halt().' -noshell
+            echo "Python version:"
+            python3.11 --version
+
+            # Build with rebar3
+            fetch https://github.com/erlang/rebar3/releases/download/3.24.0/rebar3 -o rebar3
+            chmod +x rebar3
+
+            # Compile and test
+            ./rebar3 compile
+            ./rebar3 ct --readable=compact
+            ./rebar3 dialyzer
+            ./rebar3 xref
+
   # Test with free-threaded Python (experimental, no GIL)
   test-free-threaded:
     name: Free-threaded Python 3.13t