added windows github workflows

.github/workflows/ocsf-validator.yml

@@ -8,17 +8,19 @@ on:
 
 jobs:
   pytest:
-    runs-on: ubuntu-latest
     strategy:
       matrix:
         python-version: ["3.11", "3.12"]
+        os: [ubuntu-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
       - name: Set up environment
         uses: "./.github/actions/setup"
         with:
           python-version: ${{ matrix.python-version }}
       - name: pytest
+        shell: bash
         run: poetry run pytest
   black:
     runs-on: ubuntu-latest
@@ -29,6 +31,7 @@ jobs:
         with:
           python-version: "3.12"
       - name: black
+        shell: bash
         run: poetry run black --check .
   isort:
     runs-on: ubuntu-latest
@@ -39,6 +42,7 @@ jobs:
         with:
           python-version: "3.12"
       - name: isort
+        shell: bash
         run: poetry run isort --check .
   pyright:
     runs-on: ubuntu-latest
@@ -49,4 +53,5 @@ jobs:
         with:
           python-version: "3.12"
       - name: pyright
+        shell: bash
         run: poetry run pyright