Build

Feature/api parity roadmap #99

	name: Build

	on:
	push:
	branches: [main, develop, feature/*]
	pull_request:
	branches: [main]

	jobs:
	build:
	runs-on: macos-15
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: recursive

	- name: Install Metal Toolchain
	run: xcodebuild -downloadComponent MetalToolchain \|\| true

	- name: Cache Swift packages
	uses: actions/cache@v4
	with:
	path: .build
	# Key includes product name so any rename (e.g. mlx-server→SwiftLM)
	# automatically busts the cache and prevents stale PCH errors.
	key: ${{ runner.os }}-spm-SwiftLM-${{ hashFiles('Package.resolved') }}
	restore-keys: \|
	${{ runner.os }}-spm-SwiftLM-

	- name: Resolve dependencies
	run: swift package resolve

	- name: Clear stale module cache
	# Prevents: "PCH was compiled with module cache path '…mlx-server…'
	# but the path is currently '…SwiftLM…'" after repo rename.
	run: find .build -type d -name ModuleCache -exec rm -rf {} + 2>/dev/null \|\| true

	- name: Build (Release)
	run: swift build -c release

	- name: Verify binary
	run: \|
	ls -lh .build/release/SwiftLM
	file .build/release/SwiftLM

	- name: TurboQuant unit tests
	run: \|
	# Compile and run standalone C++ unit tests for the TurboQuant
	# KV cache compression algorithm (ported from TheTom/llama-cpp-turboquant).
	# Tests: centroids, WHT self-inverse, rotation orthogonality,
	# 3-bit pack/unpack, V-cache SNR, K-cache IP SNR, fp16 round-trip.
	clang++ -std=c++17 -O2 -o /tmp/tq_test tests/test_turbo_quant.cpp
	/tmp/tq_test

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