feat: Add GitHub Actions workflow to build Windows executable using PyInstaller.

.github/workflows/build-exe.yml

@@ -0,0 +1,44 @@
+name: Build Windows EXE
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+  release:
+    types:
+      - published
+
+jobs:
+  build:
+    runs-on: windows-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install pyinstaller keyboard pywin32
+
+      - name: Build executable
+        run: |
+          pyinstaller --noconfirm --onefile --windowed --name Shortcut_Sync_PotPlayer main.py
+
+      - name: Upload EXE artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: Shortcut_Sync_PotPlayer-windows
+          path: dist/Shortcut_Sync_PotPlayer.exe
+
+      - name: Upload release asset
+        if: github.event_name == 'release'
+        uses: softprops/action-gh-release@v2
+        with:
+          files: dist/Shortcut_Sync_PotPlayer.exe