Drop Python 3.9, add 3.14 (#40)

Author: freakboy3742

.github/workflows/ci.yml

@@ -38,6 +38,20 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [ "system", "3.9", "3.10", "3.11", "3.12", "3.13" ]
+        python-version: [ "system", "3.10", "3.11", "3.12", "3.13", "3.14" ]
         framework: [ "toga", "pyside6", "pygame", "console" ]
         runner-os: [ "ubuntu-24.04", "ubuntu-24.04-arm" ]
+        # Pygame and PySide6 haven't published 3.14 wheels yet.
+        exclude:
+          - python-version: "3.14"
+            framework: pyside6
+            runner-os: "ubuntu-24.04"
+          - python-version: "3.14"
+            framework: pyside6
+            runner-os: "ubuntu-24.04-arm"
+          - python-version: "3.14"
+            framework: pygame
+            runner-os: "ubuntu-24.04"
+          - python-version: "3.14"
+            framework: pygame
+            runner-os: "ubuntu-24.04-arm"

{{ cookiecutter.format }}/bootstrap/main.c

@@ -56,6 +56,8 @@ int main(int argc, char *argv[]) {
     // Enforce UTF-8 encoding for stderr, stdout, file-system encoding and locale.
     // See https://docs.python.org/3/library/os.html#python-utf-8-mode.
     preconfig.utf8_mode = 1;
+    // Ensure the locale is set (isolated interpreters won't by default)
+    preconfig.configure_locale = 1;
     // Don't buffer stdio. We want output to appears in the log immediately
     config.buffered_stdio = 0;
     // Don't write bytecode; we can't modify the app bundle