diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 235b14be7..2e1702a60 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,6 +12,8 @@ on:
       - master
     tags:
       - '*'
+    paths-ignore:
+      - ".github/**"
 
 jobs:
   # ensure_cargo_fmt:
diff --git a/.github/workflows/flutter-ci.yml b/.github/workflows/flutter-ci.yml
index ac7e9b27d..8b58db83f 100644
--- a/.github/workflows/flutter-ci.yml
+++ b/.github/workflows/flutter-ci.yml
@@ -8,6 +8,8 @@ on:
       - master
     tags:
       - '*'
+    paths-ignore:
+      - ".github/**"
 
 jobs:
   build:
diff --git a/.github/workflows/flutter-nightly.yml b/.github/workflows/flutter-nightly.yml
new file mode 100644
index 000000000..6a6fae7bc
--- /dev/null
+++ b/.github/workflows/flutter-nightly.yml
@@ -0,0 +1,171 @@
+name: Flutter Nightly Build
+
+on:
+  schedule:
+    - cron: "* 0 * * *"
+  workflow_dispatch:
+
+jobs:
+  build-for-windows:
+    name: ${{ matrix.job.target }} (${{ matrix.job.os }})
+    runs-on: ${{ matrix.job.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        job:
+          # - { target: i686-pc-windows-msvc        , os: windows-2019                  }
+          # - { target: x86_64-pc-windows-gnu       , os: windows-2019                  }
+          - { target: x86_64-pc-windows-msvc      , os: windows-2019 }
+    steps:
+      - name: Checkout source code
+        uses: actions/checkout@v3
+
+      - name: Install LLVM and Clang
+        if: startsWith(matrix.job.os, 'windows')
+        uses: KyleMayes/install-llvm-action@v1
+        with:
+          version: "13.0"
+
+      - name: Install flutter
+        uses: subosito/flutter-action@v2
+        with:
+          channel: 'stable'
+          flutter-version: '3.0.5'
+
+      - name: Install Rust toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          target: ${{ matrix.job.target }}
+          override: true
+          profile: minimal # minimal component installation (ie, no documentation)
+
+      - uses: Swatinem/rust-cache@v1
+
+      - name: Install flutter rust bridge deps
+        run: |
+          dart pub global activate ffigen --version 5.0.1
+          $exists = Test-Path ~/.cargo/bin/flutter_rust_bridge_codegen.exe
+          If ( ! $exists -eq $True )
+          {
+            Push-Location ..
+            git clone https://github.com/SoLongAndThanksForAllThePizza/flutter_rust_bridge --depth=1
+            Push-Location flutter_rust_bridge/frb_codegen ; cargo install --path . ; Pop-Location
+            Pop-Location
+          }
+          Push-Location flutter ; flutter pub get ; Pop-Location
+          ~/.cargo/bin/flutter_rust_bridge_codegen --rust-input ./src/flutter_ffi.rs --dart-output ./flutter/lib/generated_bridge.dart
+
+      - name: Restore from cache and install vcpkg
+        uses: lukka/run-vcpkg@v7
+        with:
+          setupOnly: true
+          vcpkgGitCommitId: '6ca56aeb457f033d344a7106cb3f9f1abf8f4e98'
+
+      - name: Install vcpkg dependencies
+        run: |
+          $VCPKG_ROOT/vcpkg install libvpx:x64-windows-static libyuv:x64-windows-static opus:x64-windows-static
+        shell: bash
+
+      - name: Build rustdesk
+        run: python3 .\build.py --portable
+
+      - name: Publish Release
+        uses: softprops/action-gh-release@v1
+        with:
+          prerelease: true
+          tag_name: "nightly"
+          files: |
+            rustdesk-*.exe
+
+  build-for-linux:
+    name: ${{ matrix.job.target }} (${{ matrix.job.os }})
+    runs-on: ${{ matrix.job.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        job:
+          # - { target: aarch64-unknown-linux-gnu   , os: ubuntu-20.04, use-cross: true }
+          # - { target: arm-unknown-linux-gnueabihf , os: ubuntu-20.04, use-cross: true }
+          # - { target: arm-unknown-linux-musleabihf, os: ubuntu-20.04, use-cross: true }
+          # - { target: i686-unknown-linux-gnu      , os: ubuntu-20.04, use-cross: true }
+          # - { target: i686-unknown-linux-musl     , os: ubuntu-20.04, use-cross: true }
+          # - { target: x86_64-apple-darwin         , os: macos-10.15                   }
+          - { target: x86_64-unknown-linux-gnu    , os: ubuntu-20.04 }
+          # - { target: x86_64-unknown-linux-musl   , os: ubuntu-20.04, use-cross: true }
+    steps:
+      - name: Checkout source code
+        uses: actions/checkout@v3
+
+      - name: Install prerequisites
+        run: |
+          case ${{ matrix.job.target }} in
+            x86_64-unknown-linux-gnu) sudo apt-get -y update ; sudo apt install -y g++ gcc git curl wget nasm yasm libgtk-3-dev clang libxcb-randr0-dev libxdo-dev libxfixes-dev libxcb-shape0-dev libxcb-xfixes0-dev libasound2-dev libpulse-dev cmake libclang-dev ninja-build libayatana-appindicator3-dev libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev;;
+            # arm-unknown-linux-*) sudo apt-get -y update ; sudo apt-get -y install gcc-arm-linux-gnueabihf ;;
+            # aarch64-unknown-linux-gnu) sudo apt-get -y update ; sudo apt-get -y install gcc-aarch64-linux-gnu ;;
+          esac
+
+      - name: Install flutter
+        uses: subosito/flutter-action@v2
+        with:
+          channel: 'stable'
+          flutter-version: '3.0.5'
+
+      - name: Install Rust toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          target: ${{ matrix.job.target }}
+          override: true
+          profile: minimal # minimal component installation (ie, no documentation)
+
+      - uses: Swatinem/rust-cache@v1
+
+      - name: Install flutter rust bridge deps
+        shell: bash
+        run: |
+          dart pub global activate ffigen --version 5.0.1
+          # flutter_rust_bridge
+          if [[ ! -e $HOME/.cargo/bin/flutter_rust_bridge_codegen ]]; then
+            pushd /tmp && git clone https://github.com/SoLongAndThanksForAllThePizza/flutter_rust_bridge --depth=1 && popd
+            pushd /tmp/flutter_rust_bridge/frb_codegen && cargo install --path . && popd
+          fi
+          pushd flutter && flutter pub get && popd
+          ~/.cargo/bin/flutter_rust_bridge_codegen --rust-input ./src/flutter_ffi.rs --dart-output ./flutter/lib/generated_bridge.dart
+
+      - name: Restore from cache and install vcpkg
+        uses: lukka/run-vcpkg@v7
+        with:
+          setupOnly: true
+          vcpkgGitCommitId: '6ca56aeb457f033d344a7106cb3f9f1abf8f4e98'
+
+      - name: Install vcpkg dependencies
+        run: |
+          $VCPKG_ROOT/vcpkg install libvpx libyuv opus
+        shell: bash
+
+      - name: Install cargo bundle tools
+        run: |
+          cargo install cargo-bundle
+
+      - name: Show version information (Rust, cargo, GCC)
+        shell: bash
+        run: |
+          gcc --version || true
+          rustup -V
+          rustup toolchain list
+          rustup default
+          cargo -V
+          rustc -V
+
+      - name: Build rustdesk
+        run: ./build.py --flutter
+
+      - name: Publish Release
+        uses: softprops/action-gh-release@v1
+        with:
+          prerelease: true
+          tag_name: "nightly"
+          files: |
+            rustdesk-*.deb
+
diff --git a/build.py b/build.py
index a81a9a999..e7deb52ba 100755
--- a/build.py
+++ b/build.py
@@ -225,9 +225,7 @@ def main():
     version = get_version()
     features = ",".join(get_features(args))
     flutter = args.flutter
-    if not flutter:
-        # not flutter, is sciter
-        os.system('python3 res/inline-sciter.py')
+    os.system('python3 res/inline-sciter.py')
     portable = args.portable
     if windows:
         if flutter: