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topology2: Add support for SYMLINKs for topologies and convert the WCL DMIC functions to symlink to the PTL ones. #5540

	---

	name: Zephyr LLEXT

	# 'workflow_dispatch' allows running this workflow manually from the
	# 'Actions' tab
	# yamllint disable-line rule:truthy
	on: [pull_request, workflow_dispatch]

	defaults:
	run:
	shell: bash

	permissions:
	contents: read

	# Group workflows together to cancel outdated runs
	concurrency:
	group: "${{ github.workflow }}-${{ github.event_name }}-\
	${{ github.event_name == 'pull_request' && github.ref \|\| github.run_id }}"
	cancel-in-progress: true

	jobs:
	build:
	runs-on: ubuntu-26.04
	container:
	image: thesofproject/zephyr-lite:v0.29.3

	strategy:
	fail-fast: false
	matrix:
	platform: [mtl, lnl]

	steps:
	- name: checkout
	uses: actions/checkout@v4
	with:
	path: sof
	fetch-depth: 0 # fix git describe
	filter: 'tree:0'

	- name: west update
	working-directory: sof
	run: \|
	west init -l
	west update --narrow --fetch-opt=--depth=5

	- name: print all available sdks in /opt/toolchains/
	run: \|
	ls -l /opt/toolchains/

	- name: llext build
	run: \|
	ln -s /opt/toolchains/zephyr-sdk-* ~/
	python sof/scripts/xtensa-build-zephyr.py \
	--cmake-args=-DEXTRA_CFLAGS=-Werror \
	--cmake-args=-DEXTRA_CXXFLAGS=-Werror \
	--cmake-args=-DEXTRA_AFLAGS='-Werror -Wa,--fatal-warnings' \
	--cmake-args=--warn-uninitialized \
	--overlay=sof/app/configs/${{ matrix.platform }}/modules.conf \
	${{ matrix.platform }}