Don't fail fast, add windows back

Author: sdcb

.github/workflows/main.yml

@@ -47,8 +47,10 @@ jobs:
   run:
     runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
-        os: [ubuntu-22.04, ubuntu-24.04,
+        os: [windows-2022, windows-2026,
+             ubuntu-22.04, ubuntu-24.04,
              ubuntu-22.04-arm, ubuntu-24.04-arm,
              macos-14, macos-15]
     needs: build