meta: Delete workflows

We don't use Github actions, nor Github workflows. These files contain out of date build infrastructure, and so pass from being benign to harmful - and so let's remove them.

.github/workflows/build-macos.yml

@@ -1,34 +0,0 @@
-name: Build MacOS
-
-on:
-  push:
-    branches: [ "qml" ]
-  pull_request:
-    branches: [ "qml" ]
-
-env:
-  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
-  BUILD_TYPE: Release
-
-jobs:
-  build:
-    runs-on: macos-latest
-
-    defaults:
-      run:
-        working-directory: src
-
-    steps:
-    - uses: actions/checkout@v3
-
-    - name: Install Qt
-      uses: jurplel/install-qt-action@v3
-
-    - name: Configure CMake
-      # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
-      # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
-      run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}
-
-    - name: Build
-      # Build your program with the given configuration
-      run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}

.github/workflows/build-ubuntu-deb.yml

@@ -1,22 +0,0 @@
-name: Build Ubuntu .deb
-
-on:
-  push:
-    branches: [ "qml" ]
-  pull_request:
-    branches: [ "qml" ]
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v3
-
-    - name: Install dependencies
-      run: sudo apt install -y --no-install-recommends build-essential devscripts debhelper cmake git libarchive-dev libcurl4-gnutls-dev
-           qtbase5-dev qtbase5-dev-tools qtdeclarative5-dev libqt5svg5-dev qttools5-dev libgnutls28-dev
-           qml-module-qtquick2 qml-module-qtquick-controls2 qml-module-qtquick-layouts qml-module-qtquick-templates2 qml-module-qtquick-window2 qml-module-qtgraphicaleffects
-
-    - name: Build
-      run: debuild -uc -us

.github/workflows/codeql.yml

@@ -1,47 +0,0 @@
-name: "CodeQL"
-
-on:
-  push:
-    branches: [ "qml" ]
-  pull_request:
-    branches: [ "qml" ]
-  schedule:
-    - cron: '44 19 * * 0'
-
-jobs:
-  analyze:
-    name: Analyze
-    runs-on: 'ubuntu-latest'
-    permissions:
-      actions: read
-      contents: read
-      security-events: write
-
-    strategy:
-      fail-fast: false
-      matrix:
-        language: [ 'cpp' ]
-
-    steps:
-    - name: Install dependencies
-      run: sudo apt install -y --no-install-recommends build-essential devscripts debhelper cmake git libarchive-dev libcurl4-gnutls-dev
-           qtbase5-dev qtbase5-dev-tools qtdeclarative5-dev libqt5svg5-dev qttools5-dev libgnutls28-dev
-           qml-module-qtquick2 qml-module-qtquick-controls2 qml-module-qtquick-layouts qml-module-qtquick-templates2 qml-module-qtquick-window2 qml-module-qtgraphicaleffects
-
-    - name: Checkout repository
-      uses: actions/checkout@v3
-
-    # Initializes the CodeQL tools for scanning.
-    - name: Initialize CodeQL
-      uses: github/codeql-action/init@v2
-      with:
-        languages: ${{ matrix.language }}
-        queries: security-and-quality
-
-    - name: Autobuild
-      uses: github/codeql-action/autobuild@v2
-
-    - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v2
-      with:
-        category: "/language:${{matrix.language}}"