fix: change ubuntu-latest to ubuntu-22.04 and add Python 3.13

- Explicitly use ubuntu-22.04 instead of ubuntu-latest
- Add Python 3.13 to the build matrix
- This ensures we build on the same OS version as Google Colab

.github/workflows/build-reusable.yml

@@ -15,14 +15,16 @@ jobs:
     strategy:
       matrix:
         include:
-          - os: ubuntu-latest
+          - os: ubuntu-22.04
             python: '3.9'
-          - os: ubuntu-latest
+          - os: ubuntu-22.04
             python: '3.10'
-          - os: ubuntu-latest
+          - os: ubuntu-22.04
             python: '3.11'
-          - os: ubuntu-latest
+          - os: ubuntu-22.04
             python: '3.12'
+          - os: ubuntu-22.04
+            python: '3.13'
           - os: macos-latest
             python: '3.9'
           - os: macos-latest
@@ -31,6 +33,8 @@ jobs:
             python: '3.11'
           - os: macos-latest
             python: '3.12'
+          - os: macos-latest
+            python: '3.13'
     runs-on: ${{ matrix.os }}
     
     steps: