pipeline: Try a haiku and freebsd build for fun

Author: kallisti5

.github/workflows/build.yaml

@@ -0,0 +1,31 @@
+name: CI
+on: [push, workflow_dispatch]
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        os:
+          - name: freebsd
+            architecture: x86-64
+            version: '14.3'
+          - name: haiku
+            architecture: x86-64
+            version: 'r1beta5'
+    steps:
+      - uses: actions/checkout@v4
+      - name: Test on ${{ matrix.os.name }}
+        uses: cross-platform-actions/action@v0.29.0
+        with:
+          operating_system: ${{ matrix.os.name }}
+          architecture: ${{ matrix.os.architecture }}
+          version: ${{ matrix.os.version }}
+          shell: bash
+          memory: 5G
+          cpu_count: 4
+          run: |
+            uname -a
+            if [[ "${{ matrix.os.name }}" == "haiku" ]]; then pkgman install -y rust_bin; fi;
+            if [[ "${{ matrix.os.name }}" == "freebsd" ]]; then export IGNORE_OSVERSION=yes; export ASSUME_ALWAYS_YES=YES; sudo pkg update -f && sudo pkg install rust; fi;
+            cargo build
+            cargo test