rm python 3.8; add 3.12, 3.13

Author: codeforkjeff

.github/workflows/ci.yml

@@ -7,7 +7,7 @@ jobs:
   build:
     strategy:
       matrix:
-        python_version: ["3.8", "3.9", "3.10", "3.11"]
+        python_version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
 
     runs-on: ubuntu-latest