chore: add release command, clean up leftover Fly.io config #6

	name: Deploy Demo

	on:
	push:
	branches: ["main", "public_demo"]

	jobs:
	deploy:
	runs-on: self-hosted
	environment: demo

	steps:
	- name: Pull latest code
	run: \|
	set -e
	cd /opt/nexuslims-cdcs
	echo "=== Pulling latest code (branch: ${{ github.ref_name }}) ==="
	git fetch origin
	git checkout ${{ github.ref_name }}
	git pull origin ${{ github.ref_name }}

	- name: Download fixtures (if absent)
	run: \|
	set -e
	cd /opt/nexuslims-cdcs/deployment
	if [ ! -d "fixtures/demo_data/nx-data" ]; then
	./scripts/manage-demo-fixtures.sh download
	else
	echo "Fixtures already present, skipping download"
	fi

	- name: Build and restart stack
	run: \|
	set -e
	cd /opt/nexuslims-cdcs/deployment
	export COMPOSE_FILE="docker-compose.base.yml:docker-compose.demo.yml"
	COMPOSE_BAKE=true docker compose build cdcs
	docker compose down
	docker compose up -d
	echo "=== Deploy complete ==="

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