add GH job for installer/release zips build

Author: chcg

.github/workflows/CI_build.yml

@@ -39,3 +39,11 @@ jobs:
            pip install -U sphinx
            .\make.bat html
 
+    - name: Build installer and release zips
+      if: matrix.build_configuration == 'Release'
+      working-directory: installer
+      run: |
+           $env:PYTHONBUILDDIR_X64='..\packages\python.3.12.1\tools'
+           $env:SET PYTHONBUILDDIR='..\packages\pythonx86.3.12.1\tools'
+           Rename-Item -Path ".\buildPaths.bat.orig" -NewName "buildPaths.bat"
+           .\buildAll.bat ${{ matrix.build_platform }}