fix unicode issues and implement left truncation #693

	---
	name: Build CI

	on:
	push:
	branches:
	- main
	- devel
	pull_request:
	branches:
	- main
	- devel

	jobs:
	test:
	name: Test
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	rust_versions: ["stable", "1.69"]
	os: [ubuntu-latest, windows-latest]
	steps:
	- name: Checkout the source code
	uses: actions/checkout@v4

	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.rust_versions }}

	- name: Build lib
	run: cargo build

	- name: Test lib
	run: \|
	cargo test --all-features
	# This test needs another run under the release mode
	cargo test --release --features simple_writer encode::pattern::tests::debug_release
	env:
	RUSTFLAGS: -D warnings

	features:
	name: Test Individual Features
	runs-on: ubuntu-latest
	steps:
	- name: Checkout the source code
	uses: actions/checkout@v4

	- uses: dtolnay/rust-toolchain@stable

	- name: Install jq
	run: \|
	sudo apt-get install -y --no-install-recommends jq

	- name: Test lib
	run: \|
	for feature in $(cargo read-manifest \| jq -r '.features\|keys\|join("\n")'); do
	echo building with feature "$feature"
	RUSTFLAGS='-D warnings' cargo test --no-default-features --features "$feature"
	done

	bench:
	name: Benchmark the background_rotation feature
	runs-on: ubuntu-latest
	strategy:
	matrix:
	rust_versions: ["stable", "1.69"]
	steps:
	- name: Checkout the source code
	uses: actions/checkout@v4

	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.rust_versions }}

	- name: Bench features
	run: cargo bench --all-features

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