CI: Add Flatpak Workflow

.github/workflows/flatpak.yml

@@ -0,0 +1,25 @@
+name: Flatpak
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+
+jobs:
+  flatpak:
+    name: "Flatpak"
+    runs-on: ubuntu-latest
+    container:
+      image: bilelmoussaoui/flatpak-github-actions:gnome-47
+      options: --privileged
+    strategy:
+      matrix:
+        arch: [x86_64]
+      fail-fast: false
+    steps:
+    - uses: actions/checkout@v4
+    - uses: flatpak/flatpak-github-actions/flatpak-builder@v6
+      with:
+        bundle: palette.flatpak
+        manifest-path: org.gnome.zbrown.Palette.yml
+        cache-key: flatpak-builder-${{ github.sha }}

deploy/flatpack/org.mavlink.qgroundcontrol.yml

@@ -0,0 +1,43 @@
+app-id: org.mavlink.qgroundcontrol
+runtime: org.kde.Platform
+runtime-version: "6.7"
+sdk: org.kde.Sdk
+command: QGroundControl
+rename-appdata-file: org.mavlink.qgroundcontrol.metainfo.xml
+
+finish-args:
+  - --socket=wayland
+  - --socket=fallback-x11
+  - --socket=pulseaudio
+  - --device=all # allow access USB Serial
+  - --share=ipc
+  - --share=network
+  - --filesystem=home
+  - --filesystem=xdg-run/gvfs # GVfs
+  - --filesystem=/media # automount via udisks
+  - --filesystem=/run/udev:ro # enables firmware upload & auto connecting
+
+build-options:
+  build-args:
+  - "--share=network"
+
+modules:
+  - name: QGroundControl
+    sources:
+      - type: git
+        url: https://github.com/mavlink/qgroundcontrol.git
+        commit: 2aefff18582141bebba650a0d033f8c9a5d3457c
+    buildsystem: cmake-ninja
+    builddir: true
+    config-opts:
+      - -D BUILD_SHARED_LIBS=OFF
+      - -D OpenGL_GL_PREFERENCE=GLVND
+      - -D BUILD_TESTING=OFF
+    cleanup:
+      - /include
+      - /bin/dbf*
+      - /bin/shp*
+      - /lib/cmake
+      - /share/shapelib
+      - '*.a'
+      - '*.cmake'