Add c# ci builds #33

	name: Build and test

	on:
	workflow_dispatch:
	push:
	branches: ["main"]
	pull_request:
	# The branches below must be a subset of the branches above
	branches: ["main"]

	# See https://docs.github.com/en/actions/using-jobs/using-concurrency#example-using-a-fallback-value
	concurrency:
	group: ${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	env:
	ICE_HOME: ${{ github.workspace }}/ice # Makefile
	IceHome: ${{ github.workspace }}/ice # MSBuild
	Platform: x64 # For Msbuild
	Configuration: Release # For Msbuild

	jobs:
	ci:
	name: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	include:
	- os: ubuntu-22.04
	ice_build_flags: srcs
	- os: macos-14
	ice_build_flags: srcs
	- os: windows-2022
	ice_build_flags: /t:BuildDist

	runs-on: ${{ matrix.os }}
	steps:
	- name: Checkout Ice
	uses: actions/checkout@v4
	with:
	repository: zeroc-ice/ice
	ref: main
	path: ice

	- name: Setup Ice Build Dependencies
	uses: ./ice/.github/actions/setup-dependencies

	- name: Build Ice on ${{ matrix.os }}
	uses: ./ice/.github/actions/build
	timeout-minutes: 90
	with:
	working_directory: ice
	build_flags: ${{ matrix.ice_build_flags \|\| '' }}

	- name: Checkout repository
	uses: actions/checkout@v4
	with:
	path: ice-demos

	- name: Build C++ Demos on ${{ matrix.os }}
	uses: ./ice/.github/actions/build
	timeout-minutes: 30
	with:
	working_directory: ice-demos/cpp
	msbuild_project: msbuild/ice.proj

	- name: Build C# Demos on ${{ matrix.os }}
	timeout-minutes: 30
	working-directory: ice-demos/csharp
	run: dotnet build /m msbuild/ice.proj

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