Update cmake installed in dev containers to 3.27.6 (#2776) #28

	# Copyright (c) .NET Foundation and Contributors
	# See LICENSE file in the project root for full license information.

	name: Build Dev Container for Azure RTOS

	env:
	GCR_IMAGE: ghcr.io/nanoframework/dev-container-azure-rtos
	GCR_FILE: .devcontainer/sources/Dockerfile.AzureRTOS

	on:
	push:
	branches:
	- main
	paths:
	- '**Dockerfile.AzureRTOS'

	workflow_dispatch:

	jobs:
	build:
	if: ${{ vars.PUBLISH_DOCKER_IMAGE == 'true' }}
	runs-on: ubuntu-latest
	steps:

	- name: Checkout Repository
	uses: actions/checkout@v3

	- name: Get container version
	run: \|
	$dockerfileContent = Get-Content(".devcontainer/Dockerfile.AzureRTOS")
	$dockerfileContent -match '(?<=\:)(?:[v]\d+.\d+)'
	$containerVersion = $Matches[0].ToString()
	echo "GCR_VERSION=$containerVersion" \| Out-File -FilePath $Env:GITHUB_ENV -Encoding utf-8 -Append
	shell: pwsh

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v2
	with:
	registry: ghcr.io
	username: ${{ github.repository_owner }}
	password: ${{ secrets.CONTAINER_BUILD_TOKEN }}

	- name: Build and Push Docker Image
	uses: docker/build-push-action@v4
	with:
	file: ${{ env.GCR_FILE }}
	push: true # Will only build if this is not here
	tags: \|
	${{ env.GCR_IMAGE }}:${{ env.GCR_VERSION }}
	${{ env.GCR_IMAGE }}:latest

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