Remove `[[stacks]]` table workaround from `buildpack.toml` #308

	name: CI

	on:
	push:
	# Avoid duplicate builds on PRs.
	branches:
	- main
	pull_request:

	permissions:
	contents: read

	env:
	CARGO_TERM_COLOR: always

	jobs:
	lint:
	runs-on: ubuntu-22.04
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Update Rust toolchain
	run: rustup update
	- name: Rust Cache
	uses: Swatinem/[email protected]
	- name: Clippy
	run: cargo clippy --all-targets --locked -- --deny warnings
	- name: rustfmt
	run: cargo fmt -- --check

	unit-test:
	runs-on: ubuntu-22.04
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Update Rust toolchain
	run: rustup update
	- name: Rust Cache
	uses: Swatinem/[email protected]
	- name: Run unit tests
	run: cargo test --locked

	integration-test:
	runs-on: ubuntu-22.04
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Install musl-tools
	run: sudo apt-get install musl-tools --no-install-recommends
	- name: Update Rust toolchain
	run: rustup update
	- name: Install Rust linux-musl target
	run: rustup target add x86_64-unknown-linux-musl
	- name: Rust Cache
	uses: Swatinem/[email protected]
	- name: Install Pack CLI
	uses: buildpacks/github-actions/[email protected]
	- name: Run integration tests
	# Runs only tests annotated with the `ignore` attribute (which in this repo, are the integration tests).
	run: cargo test --locked -- --ignored

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