Fix cross-platform CI build dependency and PyInstaller command

Author: TrentPierce

.github/workflows/build-cross-platform.yml

@@ -26,18 +26,10 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           pip install -r requirements.txt
-          pip install pyinstaller
 
-      - name: Build (Windows)
-        if: runner.os == 'Windows'
-        shell: pwsh
-        run: |
-          python -m PyInstaller build_exe.spec --clean
-
-      - name: Build (Linux/macOS)
-        if: runner.os != 'Windows'
+      - name: Build executable
         run: |
-          pyinstaller council.py --name PolyCouncil --clean --noconfirm --windowed --onefile
+          python -m PyInstaller council.py --name PolyCouncil --clean --noconfirm --windowed --onefile
 
       - name: Package artifact (Windows)
         if: runner.os == 'Windows'

requirements.txt

@@ -1,8 +1,7 @@
 PySide6>=6.5.0
 aiohttp>=3.8.0
 requests>=2.28.0
-qdarktheme>=3.0.0
 pyinstaller>=5.13.0
 PyPDF2>=3.0.0
 python-docx>=1.0.0
-markdown>=3.4.0
+markdown>=3.4.0