fix: reduce artifact retention days from 30 to 7 #18

	name: CI — Test & Build Linux DEB

	on:
	push:
	branches:
	- develop

	jobs:
	# ─── Job 1: Run all unit tests ────────────────────────────────────────────────
	test:
	name: Unit Tests
	runs-on: ubuntu-22.04

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

	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: '24'
	cache: 'npm'

	- name: Install dependencies
	run: npm ci

	- name: Run unit tests
	run: npm run test:run

	# ─── Job 2: Build the .deb installer (only runs when all tests pass) ──────────
	build:
	name: Build Linux DEB
	runs-on: ubuntu-22.04
	needs: test

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

	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: '24'
	cache: 'npm'

	# System libraries required to compile native modules:
	# node-hid → libudev-dev + libusb-1.0-0-dev
	# sharp → bundles its own libvips; only needs a C++ toolchain
	- name: Install system build dependencies
	run: \|
	sudo apt-get update -y
	sudo apt-get install -y \
	libudev-dev \
	libusb-1.0-0-dev \
	build-essential \
	python3

	- name: Install npm dependencies
	run: npm ci

	- name: Build renderer (Vite)
	run: npm run build

	- name: Package Linux DEB
	run: npx electron-builder --linux deb --publish=never

	- name: Upload DEB artifact
	uses: actions/upload-artifact@v4
	with:
	name: tech-stack-streamdeck-linux-deb
	path: dist-electron/*.deb
	if-no-files-found: error
	retention-days: 7

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