diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
deleted file mode 100644
index 1f93b57..0000000
--- a/.github/workflows/release.yml
+++ /dev/null
@@ -1,101 +0,0 @@
-name: release
-
-# Controls when the action will run. Triggers the workflow on push or pull request
-# events but only for the master branch
-on:
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
-
-jobs:
-  build-ubuntu:
-
-    runs-on: ubuntu-latest
-    
-    steps:
-    - uses: actions/checkout@v2
-    - name: Checkout submodules
-      shell: bash
-      run: |
-        # If your submodules are configured to use SSH instead of HTTPS please uncomment the following line
-        # git config --global url."https://github.com/".insteadOf "git@github.com:"
-        auth_header="$(git config --local --get http.https://github.com/.extraheader)"
-        git submodule sync --recursive
-        git -c "http.extraheader=$auth_header" -c protocol.version=2 submodule update --init --force --recursive --depth=1
-    - name: Install Qt
-      uses: jurplel/install-qt-action@v2
-    - name: configure
-      run: mkdir build && mkdir output && mkdir install && cd build && cmake -DCMAKE_CXX_FLAGS="-Werror" -DCMAKE_INSTALL_PREFIX:STRING="../install" -DCPACK_OUTPUT_FILE_PREFIX:STRING="../output" ..
-    - name: build
-      run: cmake --build build --config Release --target install
-    - name: test
-      run: cd build && ctest
-    - name: pack
-      run: cd build && cpack -D CPACK_GENERATOR="DEB" 
-    - name: upload
-      uses: actions/upload-artifact@v1
-      with:
-        name: ArtMOO-bionic.deb
-        path: output   
-
-  build-windows:
-
-    runs-on: windows-latest
-    
-    steps:
-    - uses: actions/checkout@v2
-    - name: Checkout submodules
-      shell: bash
-      run: |
-        # If your submodules are configured to use SSH instead of HTTPS please uncomment the following line
-        # git config --global url."https://github.com/".insteadOf "git@github.com:"
-        auth_header="$(git config --local --get http.https://github.com/.extraheader)"
-        git submodule sync --recursive
-        git -c "http.extraheader=$auth_header" -c protocol.version=2 submodule update --init --force --recursive --depth=1
-    - name: Install Qt
-      uses: jurplel/install-qt-action@v2
-    - name: configure
-      run: mkdir build && cd build && cmake ..
-    - name: build
-      run: cmake --build build --config Release
-    - name: test
-      run: cd build && ctest
-    - name: pack
-      run: cd build && cpack -D CPACK_GENERATOR="NSIS"
-    - name: upload
-      uses: actions/upload-artifact@v1
-      with:
-        name: ArtMOO-win64.exe
-        path: build   
-
-  build-macos:
-
-    runs-on: macos-latest
-    
-    steps:
-    - uses: actions/checkout@v2
-    - name: Checkout submodules
-      shell: bash
-      run: |
-        # If your submodules are configured to use SSH instead of HTTPS please uncomment the following line
-        # git config --global url."https://github.com/".insteadOf "git@github.com:"
-        auth_header="$(git config --local --get http.https://github.com/.extraheader)"
-        git submodule sync --recursive
-        git -c "http.extraheader=$auth_header" -c protocol.version=2 submodule update --init --force --recursive --depth=1
-    - name: Install Qt
-      uses: jurplel/install-qt-action@v2
-    - name: configure
-      run: mkdir build && cd build && cmake ..
-    - name: build
-      run: cmake --build build --config Release
-    - name: test
-      run: cd build && ctest
-    - name: pack
-      run: cd build && cpack -D CPACK_GENERATOR="DragNDrop"
-    - name: upload
-      uses: actions/upload-artifact@v1
-      with:
-        name: ArtMOO-macOS.dmg
-        path: build   
-