ci: add testing & shellcheck workflows (#159) #1

	---
	name: Tests
	permissions:
	contents: read
	on:
	pull_request:
	paths-ignore:
	- "*.md"
	- "assets/**"
	push:
	paths-ignore:
	- "*.md"
	- "assets/**"
	branches:
	- main
	workflow_dispatch:
	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	jobs:
	ubuntu:
	name: Test
	runs-on: ubuntu-latest

	steps:
	- name: Install tmux
	run: sudo apt-get update && sudo apt-get install -y tmux=3.2a-4ubuntu0.2
	- uses: actions/checkout@v4
	- name: Config and Plugin
	shell: bash
	run: \|
	bash --version
	tmux -V
	./.github/scripts/test.bash ./catppuccin.tmux

	old-bash:
	name: "Old Bash"
	runs-on: ubuntu-latest
	container:
	image: bash:3.2.57 # Bash version used by macos
	steps:
	- uses: actions/checkout@v4
	- name: Check Syntax is Valid
	shell: bash
	run: \|
	# No tmux available in this container
	tmp="$(mktemp -d)"
	touch "$tmp/tmux"
	chmod +x "$tmp/tmux"
	export PATH="$tmp:$PATH"
	bash --version
	./.github/scripts/test.bash ./catppuccin.tmux

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