Merge branch 'main' into introduce-workflow

Author: Alnusjaponica

.github/workflows/haiku.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.9', '3.10', '3.11']
+        python-version: ['3.10', '3.11']
 
     steps:
     - uses: actions/checkout@v4