developers.adoc: updated with fresh sbt installation instructions, fo… #17

	name: CI

	on:
	push:
	branches:
	- master

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: true
	- uses: actions/setup-python@v5
	with:
	python-version: '3.x'
	- uses: ruby/setup-ruby@v1
	with:
	ruby-version: '3.3'
	bundler-cache: true
	- name: Install GraphViz
	run: \|
	sudo apt-get update
	sudo apt-get install --no-install-recommends -y graphviz
	- name: Build
	run: make
	- name: Deploy
	env:
	BOT_SSH_KEY: ${{secrets.BOT_SSH_KEY}}
	run: \|
	.github/push_artifacts/git_config_kaitai_bot
	.github/push_artifacts/publish \
	-o kaitai-io \
	-r doc-kaitai-io.github.io \
	-m "Regen ${GITHUB_REF#refs/heads/*} $GITHUB_REPOSITORY@$GITHUB_SHA" -- \
	--exclude=.git \
	--exclude=CNAME \
	--exclude=favicon.ico \
	--exclude=favicon.ico.license \
	out/
	# NB: ^ trailing slash in 'out/' is very important for rsync!
	if: github.event_name == 'push' && github.ref == 'refs/heads/master'

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