S223: deep debt — smart refactor, sleep elimination, test speed #1344

	# SPDX-License-Identifier: AGPL-3.0-or-later
	#
	# Lean CI — single job, shared build cache.
	# Binary distribution handled by plasmidBin CI/CD (auto-harvest.yml).
	# This workflow validates code quality only.

	name: CI

	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]

	concurrency:
	group: ci-${{ github.ref }}
	cancel-in-progress: true

	permissions:
	contents: read

	env:
	CARGO_TERM_COLOR: always
	CARGO_INCREMENTAL: 0

	jobs:
	check:
	runs-on: ubuntu-latest
	timeout-minutes: 20
	steps:
	- uses: actions/checkout@v4

	- uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt, clippy

	- uses: Swatinem/rust-cache@v2

	- name: Format
	run: cargo fmt --all -- --check

	- name: Clippy
	run: cargo clippy --workspace --all-targets -- -D warnings

	- name: Test
	run: cargo test --workspace --lib

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