ci: add auto-release workflow for tags

Author: PatrickJnr

.github/workflows/build-windows.yml

@@ -1,34 +1,44 @@
-name: Build for Windows
-
-on:
-  push:
-    branches: [ main ]
-  pull_request:
-    branches: [ main ]
-
-jobs:
-  build:
-    runs-on: windows-latest
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
-      - name: Set up Python
-        uses: actions/setup-python@v5
-        with:
-          python-version: '3.12'
-
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install pyinstaller
-
-      - name: Build Windows with PyInstaller
-        run: |
-          pyinstaller --windowed --onefile remove_shader_cache.py
-
-      - name: Upload Windows artifact
-        uses: actions/upload-artifact@v4
-        with:
-          name: ShaderCacheRemover-Windows
-          path: dist/remove_shader_cache.exe
+name: Build for Windows
+
+permissions:
+  contents: write
+
+on:
+  push:
+    branches: [ main ]
+    tags: [ 'v*' ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+    runs-on: windows-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install pyinstaller
+
+      - name: Build Windows with PyInstaller
+        run: |
+          pyinstaller --windowed --onefile remove_shader_cache.py
+
+      - name: Upload Windows artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: ShaderCacheRemover-Windows
+          path: dist/remove_shader_cache.exe
+
+      - name: Release
+        uses: softprops/action-gh-release@v1
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: dist/remove_shader_cache.exe