VRT: add a new mode to apply chained processing steps that apply to several bands at the same time #4261

	name: Android CMake build

	on:
	push:
	paths-ignore:
	- 'doc/**'
	branches-ignore:
	- 'backport**'
	pull_request:
	paths-ignore:
	- 'doc/**'

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.ref }}
	cancel-in-progress: true

	permissions:
	contents: read

	jobs:

	android_cmake_build:
	runs-on: ubuntu-latest
	if: "!contains(github.event.head_commit.message, '[ci skip]') && !contains(github.event.head_commit.message, '[skip ci]')"
	steps:
	- name: Checkout
	uses: actions/checkout@9bb56186c3b09b4f86b1c65136769dd318469633 # v4.1.2

	- name: Cache
	uses: actions/cache@0c45773b623bea8c8e75f6c82b208c3cf94ea4f9 # v4.0.2
	id: cache
	with:
	path: \|
	${{ github.workspace }}/ccache.tar.gz
	key: ${{ runner.os }}-cache-android-cmake-${{ github.run_id }}
	restore-keys: ${{ runner.os }}-cache-android-cmake-

	- name: Build
	run: docker run -e WORK_DIR="$PWD" -v $PWD:$PWD ubuntu:20.04 $PWD/.github/workflows/android_cmake/start.sh

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