So many changes... I wanted to do this piece by piece, but once I

got started, I couldn't stop:
Update Smarty
Update bootstrap
Switch to using cards
Set up themes
Improve sorting (add direction)
Use modals for viewing, editing, adding items.
Add Help page
Add bookmarklet
Add footer

src/js/bs-components.js

@@ -0,0 +1,15 @@
+document.addEventListener('DOMContentLoaded', () => {
+	const popoverTriggerList = document.querySelectorAll('[data-bs-toggle="popover"]')
+	const popoverList = [...popoverTriggerList].map(popoverTriggerEl => new bootstrap.Popover(popoverTriggerEl))
+	const tooltipTriggerList = document.querySelectorAll('[data-bs-toggle="tooltip"]')
+	const tooltipList = [...tooltipTriggerList].map(tooltipTriggerEl => new bootstrap.Tooltip(tooltipTriggerEl))
+});
+/*
+const myModal = document.getElementById('myModal')
+const myInput = document.getElementById('myInput')
+
+myModal.addEventListener('shown.bs.modal', () => {
+  myInput.focus()
+})
+
+*/