addeded github actions for cross-platform testing

Author: Jkhall81

.github/workflows/test.yml

@@ -0,0 +1,44 @@
+name: Test nvm-pl
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  test:
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        perl-version: ["5.38"]
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Perl
+        uses: shogo82148/actions-setup-perl@v1
+        with:
+          perl-version: ${{ matrix.perl-version }}
+
+      - name: Install dependencies
+        run: |
+          cpanm --quiet --notest --installdeps .
+          # Windows might need additional modules
+          if [ "$RUNNER_OS" == "Windows" ]; then
+            cpanm --quiet --notest Win32::Job Win32::Process
+          fi
+
+      - name: Run tests
+        run: |
+          prove -lv t/
+
+      - name: Build distribution
+        run: |
+          perl Makefile.PL
+          make
+          make test
+          make dist  # Ensure distribution builds correctly