added flutter patches to windows generator

.github/workflows/generator-windows.yml

@@ -212,6 +212,23 @@ jobs:
           flutter-version: ${{ env.FLUTTER_VERSION }}
           cache: true
 
+      - name: Replace engine with rustdesk custom flutter engine
+        run: |
+          flutter doctor -v
+          flutter precache --windows
+          Invoke-WebRequest -Uri https://github.com/rustdesk/engine/releases/download/main/windows-x64-release.zip -OutFile windows-x64-release.zip
+          Expand-Archive -Path windows-x64-release.zip -DestinationPath windows-x64-release
+          mv -Force windows-x64-release/*  C:/hostedtoolcache/windows/flutter/stable-${{ env.FLUTTER_VERSION }}-x64/bin/cache/artifacts/engine/windows-x64-release/
+
+      - name: Patch flutter
+        shell: bash
+        run: |
+          cd $(dirname $(dirname $(which flutter)))
+          # https://github.com/flutter/flutter/commit/b5847d364a26d727af58ab885a6123e0e5304b2b#diff-634a338bd9ed19b66a27beba35a8acf4defffd8beff256113e6811771a0c4821R543
+          PATCH_PATH="${{ github.workspace }}/.github/patches/flutter_3.24.4_dropdown_menu_enableFilter.diff"
+          PATCH_PATH=$(echo "$PATCH_PATH" | sed 's/\\/\//g')
+          [[ "3.24.4" == ${{env.FLUTTER_VERSION}} ]] && git apply "$PATCH_PATH"
+
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@v1
         with: