Convert navbar to sticky and shrink on scroll #258

	# docker continuous delivery
	# build docker images and push to configured repo, with tags to match branches and git tags
	---
	name: Build & Deliver
	on: [push]
	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout git commit
	uses: actions/checkout@main

	- name: Publish to GitHub Container Registry
	# TODO: pin to hash
	uses: elgohr/Publish-Docker-Github-Action@main
	with:
	name: ${{ github.repository }}
	registry: ghcr.io

	# GitHub actor
	username: ${{ github.actor }}

	# GitHub access token
	password: ${{ secrets.GITHUB_TOKEN }}

	# create docker image tags to match git tags
	tag_names: true

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