0.3.0 #9

	name: Update CHANGELOG

	on:
	release:
	types:
	- published

	jobs:
	update-changelog:
	runs-on: ubuntu-latest
	permissions:
	contents: write
	steps:
	- uses: actions/checkout@v6
	with:
	ref: main
	fetch-depth: 0
	token: ${{ secrets.PAT }}

	- name: Get release info and update CHANGELOG
	env:
	GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	set -euo pipefail

	TAG="${{ github.event.release.tag_name }}"
	DATE=$(gh release view "$TAG" --json publishedAt --jq '.publishedAt \| split("T")[0]')
	BODY=$(gh release view "$TAG" --json body --jq '.body // ""')

	{
	echo "## [$TAG](https://github.com/${{ github.repository }}/releases/tag/$TAG) - $DATE"
	echo ""
	printf '%s\n' "$BODY"
	echo ""
	echo "---"
	echo ""
	} > new_entry.md

	if [ ! -f CHANGELOG.md ]; then
	{
	echo "# Changelog"
	echo ""
	echo "All notable changes to this project are documented in this file."
	echo "This changelog is automatically generated from GitHub Releases."
	echo ""
	echo "---"
	echo ""
	} > CHANGELOG.md
	fi

	awk '/^---$/ && !found {found=1; print > "header.md"; next} !found {print > "header.md"} found {print > "old_entries.md"}' CHANGELOG.md
	touch old_entries.md
	cat header.md new_entry.md old_entries.md > CHANGELOG.md
	rm -f header.md new_entry.md old_entries.md

	- name: Commit and push
	run: \|
	git config user.name "github-actions[bot]"
	git config user.email "github-actions[bot]@users.noreply.github.com"
	git add CHANGELOG.md
	git diff --cached --quiet \|\| git commit -m "docs: update CHANGELOG.md for ${{ github.event.release.tag_name }}"
	git push

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