M1: add Linux/macOS/Windows CI matrix (build, test, lint) #2

	name: CI

	on:
	push:
	branches:
	- main
	pull_request:

	permissions:
	contents: read

	jobs:
	build-test-lint:
	name: Build/Test/Lint (${{ matrix.os }})
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	os:
	- ubuntu-latest
	- macos-latest
	- windows-latest

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v5
	with:
	go-version-file: go.mod
	cache: true

	- name: Set up Rust
	uses: dtolnay/rust-toolchain@stable
	with:
	components: clippy

	- name: Cache Rust dependencies
	uses: Swatinem/rust-cache@v2
	with:
	workspaces: "shim -> target"

	- name: Set up protoc
	uses: arduino/setup-protoc@v3
	with:
	version: "31.x"

	- name: Verify protoc
	run: protoc --version

	- name: Build Rust shim (debug)
	working-directory: shim
	run: cargo build --locked

	- name: Run Go tests
	shell: pwsh
	run: \|
	$libName = switch ("${{ runner.os }}") {
	"Linux" { "libchroma_go_shim.so" }
	"macOS" { "libchroma_go_shim.dylib" }
	"Windows" { "chroma_go_shim.dll" }
	default { throw "Unsupported OS: ${{ runner.os }}" }
	}

	$env:CHROMA_LIB_PATH = [System.IO.Path]::GetFullPath((Join-Path $env:GITHUB_WORKSPACE "shim/target/debug/$libName"))
	Write-Host "CHROMA_LIB_PATH=$env:CHROMA_LIB_PATH"
	go test -v ./...

	- name: Run Go lint
	uses: golangci/golangci-lint-action@v8
	with:
	version: latest
	args: --timeout=30m ./...

	- name: Run Rust lint
	working-directory: shim
	run: cargo clippy --locked -- -D warnings

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