Mac dependency script

Run from CI as well

.github/workflows/macos.yml

@@ -54,10 +54,8 @@ jobs:
       - uses: seanmiddleditch/gha-setup-ninja@v5
 
       - name: Install Dependencies
-        run: |
-          brew update
-          brew install cmake ninja ccache geographiclib SDL2 exiv2 expat zlib shapelib pkgconf create-dmg
-        continue-on-error: true
+        working-directory: ${{ github.workspace }}/tools/setup
+        run: sh macos-dependencies.sh
 
       - uses: lukka/get-cmake@latest
       - uses: seanmiddleditch/gha-setup-ninja@v5

docs/en/qgc-dev-guide/getting_started/index.md

@@ -107,7 +107,7 @@ To see a complete list of all available components in the installer _Select Comp
    - **Ubuntu:** `sudo bash ./qgroundcontrol/tools/setup/install-dependencies-debian.sh`
    - **Fedora:** `sudo dnf install speech-dispatcher SDL2-devel SDL2 systemd-devel patchelf`
    - **Arch Linux:** `pacman -Sy speech-dispatcher patchelf`
-   - **OSX** [Setup](https://doc.qt.io/qt-6/macos.html)
+   - **OSX** `sh qgroundcontrol/tools/setup/macos-dependencies.sh`
    - **Android** [Setup](https://doc.qt.io/qt-6/android-getting-started.html)
 
 1. Install Optional/OS-Specific Functionality

tools/setup/macos-dependencies.sh

@@ -0,0 +1,10 @@
+#! /usr/bin/env bash
+
+if ! command -v brew &> /dev/null
+then
+	# install Homebrew if not installed yet
+	/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
+fi
+
+brew update
+brew install cmake ninja ccache geographiclib SDL2 exiv2 expat zlib shapelib pkgconf create-dmg