ci: only run the debug behavior tests for FreeBSD

.builds/freebsd.yml

@@ -8,8 +8,14 @@ sources:
 tasks:
   - build: |
       cd zig && mkdir build && cd build
-      cmake ..
-      make && make install
+      cmake .. -DCMAKE_BUILD_TYPE=Release
+      make -j$(sysctl -n hw.ncpu) install
   - test: |
-      cd zig && cd build
-      ./bin/zig build --build-file ../build.zig test
+      cd zig/build
+      bin/zig test ../test/behavior.zig
+      # TODO enable all tests
+      #bin/zig build --build-file ../build.zig test
+      # TODO integrate with the download page updater and make a
+      # static build available to download for FreeBSD.
+      # This will require setting up a cache of LLVM/Clang built
+      # statically.