From c8773efe22af7a6acb31712445c35a75c48b8b56 Mon Sep 17 00:00:00 2001
From: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>
Date: Tue, 5 Oct 2021 02:02:53 +0100
Subject: [PATCH] Docs: Upgrade reference to support categorical display

It even persists your preference using localStorage!
---
 .docs/Reference.11tydata.js |  29 ++++---
 .docs/Reference.html        | 114 +++++++++++++++++++++++---
 .docs/css/theme.css         |  28 ++++++-
 .docs/lib/parse_sections.js |  51 ++++++++++--
 .docs/package-lock.json     | 156 ++++++++++++++++++++++++++++++++++++
 .docs/package.json          |   1 +
 6 files changed, 348 insertions(+), 31 deletions(-)

diff --git a/.docs/Reference.11tydata.js b/.docs/Reference.11tydata.js
index a93e951..1bcba38 100644
--- a/.docs/Reference.11tydata.js
+++ b/.docs/Reference.11tydata.js
@@ -2,23 +2,30 @@ const fs = require("fs");
 const path = require("path");
 const parse_sections = require("./lib/parse_sections.js");
 
-const sections = parse_sections(fs.readFileSync(
-	path.resolve(
-		__dirname,
-		`../Chat-Command-Reference.md`
-	),
-	"utf-8"
-));
+let { sections, categories } = parse_sections(fs.readFileSync(
+		path.resolve(
+			__dirname,
+			`../Chat-Command-Reference.md`
+		),
+		"utf-8"
+	))
 
-console.log(`REFERENCE SECTION TITLES`, sections.slice(1)
-	.sort((a, b) => a.title.localeCompare(b.title)).map(s => s.title));
+sections = sections.slice(1).sort((a, b) => a.title.replace(/^\/+/g, "").localeCompare(
+	b.title.replace(/^\/+/g, "")));
 
+
+console.log(`REFERENCE SECTION TITLES`)
+console.log(sections
+	.map(s => [s.category, s.title].join(`\t`)).join(`\n`));
+console.log(`************************`);
+
+console.log(`REFERENCE SECTION COLOURS`, categories);
 module.exports = {
 	layout: "theme.njk",
 	title: "Reference",
 	tags: "navigable",
 	date: "2001-01-01",
 	section_intro: sections[0],
-	sections_help: sections.slice(1)
-		.sort((a, b) => a.title.localeCompare(b.title))
+	sections_help: sections, // Remove the very beginning bit
+	categories: [...categories.keys()].join("|")
 }
diff --git a/.docs/Reference.html b/.docs/Reference.html
index 2c7494c..4394a52 100644
--- a/.docs/Reference.html
+++ b/.docs/Reference.html
@@ -26,16 +26,23 @@
 	<section class="panel-generic">
 		<h2 id="contents" class="linked-section-heading">
 			<a class="section-link" href="#{{ section.slug }}">&#x1f517; <!-- Link Symbol --></a>
-			<span>Contents</span>
+			<span class="title">Contents</span>
 		</h2>
-		<p>TODO: Group commands here by category (*especially* the meta commands)</p>
-		<ul class="command-list">
-			{% for section in sections_help %}
-			<li data-filtermode-force="all"><a href="#{{ section.slug }}">
-				<code>{{ section.title }}</code>
-			</a></li>
-			{% endfor %}
-		</ul>
+		<div class="command-ordering-tabs">
+			<button class="active" data-mode="alphabetical">Alphabetical</button>
+			<button data-mode="categorical">Categorical</button>
+		</div>
+		<input type="hidden" id="category-names" value="{{ categories }}" />
+		<div class="command-container">
+			<h3>Alphabetical</h3>
+			<ul class="command-list">
+				{% for section in sections_help %}
+				<li data-filtermode-force="all" data-category="{{ section.category }}" style="--cat-colour: {{ section.category_colour }};"><a href="#{{ section.slug }}">
+					<code>{{ section.title }}</code>
+				</a></li>
+				{% endfor %}
+			</ul>
+		</div>
 	</section>
 	
 	<script>
@@ -43,6 +50,81 @@
 			return text.toLocaleLowerCase().includes(query);
 		}
 		
+		function handle_display_mode(event) {
+			set_display_mode(event.target.dataset.mode);
+			
+			localStorage.setItem("commandlist-displaymode", event.target.dataset.mode);
+		}
+		
+		function sort_command_list(list) {
+			list.sort((a, b) =>
+				a.querySelector("a").href.localeCompare(b.querySelector("a").href))
+		}
+		function nodelist2array(list) {
+			const result = [];
+			for(let i = 0; i < list.length; i++) result.push(list[i]);
+			return result;
+		}
+		
+		function set_display_mode(mode) {
+			console.info(`SET DISPLAYMODE ${mode}`)
+			
+			const commands = nodelist2array(document.querySelectorAll(`.command-list li`));
+			const container = document.querySelector(`.command-container`);
+			
+			switch(mode) {
+				case "categorical":
+					const sections = Object.create(null);
+					for(const command of [...commands]) {
+						const cat = command.dataset.category;
+						if(!(sections[cat] instanceof Array))
+							sections[cat] = [];
+						sections[cat].push(command);
+					}
+					
+					const section_names = document.querySelector("#category-names").value
+						.split("|");
+					
+					const fragment = new DocumentFragment();
+					
+					for(const section_name of section_names) {
+						sort_command_list(sections[section_name]);
+						
+						const header = document.createElement("h3");
+						header.appendChild(document.createTextNode(section_name));
+						fragment.appendChild(header);
+						const list = document.createElement("ul");
+						list.classList.add("command-list", "coloured");
+						for(const item of sections[section_name])
+							list.appendChild(item);
+						fragment.appendChild(list);
+					}
+					container.replaceChildren(fragment);
+					break;
+				
+				case "alphabetical":
+					const alpha_fragment = new DocumentFragment();
+					const alpha_header = document.createElement("h3");
+					alpha_header.appendChild(document.createTextNode("Alphabetical"));
+					alpha_fragment.appendChild(alpha_header);
+					const alpha_list = document.createElement("ul");
+					alpha_list.classList.add("command-list");
+					alpha_list.classList.add("command-alpha_list");
+					sort_command_list(commands);
+					for(let i = 0; i < commands.length; i++)
+						alpha_list.appendChild(commands[i]);
+					alpha_fragment.appendChild(alpha_list);
+					container.replaceChildren(alpha_fragment);
+					break;
+			}
+			
+			const el_alpha = document.querySelector(".command-ordering-tabs [data-mode=alphabetical]");
+			const el_cats = document.querySelector(".command-ordering-tabs [data-mode=categorical]");
+			
+			el_alpha.classList.toggle("active");
+			el_cats.classList.toggle("active");
+		}
+		
 		function do_filter() {
 			let el_search = document.querySelector("#input-filter");
 			let el_searchall = document.querySelector("#input-searchall");
@@ -88,18 +170,28 @@
 		window.addEventListener("load", (_event) => {
 			let el_search = document.querySelector("#input-filter");
 			let el_searchall = document.querySelector("#input-searchall");
+			let els_cats = document.querySelectorAll(".command-ordering-tabs button");
 			
 			el_search.addEventListener("input", do_filter);
 			el_search.addEventListener("search", do_filter);
 			el_searchall.addEventListener("change", do_filter);
+			
+			for(let i = 0; i < els_cats.length; i++) {
+				els_cats[i].addEventListener("click", handle_display_mode);
+				els_cats[i].addEventListener("touchend", handle_display_mode);
+			}
+			
+			if(localStorage.getItem("commandlist-displaymode") !== null)
+				set_display_mode(localStorage.getItem("commandlist-displaymode"))
 		});
 	</script>
 	
 	{% for section in sections_help %}
-		<section class="panel-generic filterable">
+		<section class="panel-generic filterable" style="--cat-colour: {{ section.category_colour_dark }};">
 			<h2 id="{{ section.slug }}" class="linked-section-heading">
 				<a class="section-link" href="#{{ section.slug }}">&#x1f517; <!-- Link Symbol --></a>
-				<span>{{ section.title }}</span>
+				<span class="title">{{ section.title }}</span>
+				<span class="category">{{ section.category }}</span>
 			</h2>
 			
 			{{ section.content }}
diff --git a/.docs/css/theme.css b/.docs/css/theme.css
index 7868e09..22658f3 100644
--- a/.docs/css/theme.css
+++ b/.docs/css/theme.css
@@ -78,10 +78,18 @@ h1, h2, h3, h4, h5, h6 {
 .linked-section-heading > a.section-link:hover {
 	opacity: 1;
 }
-.linked-section-heading > span {
+.linked-section-heading > span.title {
 	flex: 1;
 	word-wrap: anywhere;
 }
+.linked-section-heading > span.category {
+	font-size: 0.75em;
+	border-radius: 1em;
+	background: var(--cat-colour);
+	padding: 0 0.5em;
+	line-height: 1.5;
+	align-self: flex-start;
+}
 
 nav {
 	background: var(--bg-bright);
@@ -353,6 +361,17 @@ footer {
 	background: var(--pattern-hex), var(--bg-transcluscent);
 }
 
+.command-ordering-tabs {
+	display: flex;
+	gap: 1em;
+	margin-bottom: 2em;
+}
+.command-ordering-tabs button {
+	flex: 1;
+	font-size: 1.1em;
+	padding: 0.5em;
+}
+.command-ordering-tabs button.active { font-weight: bold; }
 
 .command-list {
 	margin: 0;
@@ -363,11 +382,16 @@ footer {
 .command-list > li > a {
 	text-decoration: none;
 }
+.command-list.coloured code { background: var(--cat-colour); }
 .command-list code {
 	display: block;
 	padding: 0.5em;
 	box-sizing: border-box;
-	margin: 0.5em;
+	margin: 0.5em 0;
+}
+
+.filterable {
+	border: 0.2em solid var(--cat-colour);
 }
 
 
diff --git a/.docs/lib/parse_sections.js b/.docs/lib/parse_sections.js
index 1de2589..1c82213 100644
--- a/.docs/lib/parse_sections.js
+++ b/.docs/lib/parse_sections.js
@@ -1,7 +1,11 @@
+const crypto = require("crypto");
+
 const htmlentities = require("html-entities");
 const markdown = require("markdown-it")({
 	xhtmlOut: true
 });
+const chroma = require("chroma-js");
+
 
 const markdown_prism = require("markdown-it-prism");
 markdown.use(markdown_prism, {
@@ -16,9 +20,19 @@ markdown.use(markdown_prism, {
 	}
 });
 
-function make_section(acc) {
-	let title = acc[0].match(/#+\s+(.+)\s*/)[1].replace(/^`*|`*$/g, "");
+function extract_title(line) {
+	return line.match(/#+\s+(.+)\s*/)[1].replace(/^`*|`*$/g, "")
+}
+
+function make_section(acc, cat_current, cats) {
+	let title = extract_title(acc[0]);
 	return {
+		category: cat_current,
+		category_colour: cats.get(cat_current),
+		category_colour_dark: chroma(cats.get(cat_current))
+			.set("hsl.s", 0.8)
+			.set("hsl.l", "*0.6")
+			.css("hsl"),
 		title: htmlentities.encode(title),
 		slug: title.toLowerCase().replace(/[^a-z0-9-_\s]+/gi, "")
 			.replace(/\s+/g, "-")
@@ -28,13 +42,36 @@ function make_section(acc) {
 }
 
 module.exports = function parse_sections(source) {
+	const cats = new Map();
+	source.match(/^##\s+.*$/gm)
+		.map(extract_title)
+		.map((item, i, all) => cats.set(
+			item,
+			chroma(`hsl(${i/all.length*(360-360/all.length)}, 60%, 90%)`).css("hsl")
+		));
 	const lines = source.split(/\r?\n/gi);
 	const result = [];
 	let acc = [];
+	let cat_current = null;
 	for(let line of lines) {
-		if(line.startsWith(`#`) && !line.startsWith(`###`)) {
-			if(acc.length > 0)
-				result.push(make_section(acc));
+		
+		if(line.startsWith(`#`)) {
+			
+			// 1: Deal with the previous section
+			if(acc.length > 0) {
+				let heading_level_prev = acc[0].match(/^#+/)[0].length;
+				if(heading_level_prev === 3 && acc.length > 0) {
+					result.push(make_section(acc, cat_current, cats));
+				}
+				
+			}
+			
+			// 2: Deal with the new line
+			let heading_level = line.match(/^#+/)[0].length
+			
+			if(heading_level === 2)
+				cat_current = extract_title(line);
+			
 			acc = [ line ];
 		}
 		else
@@ -42,7 +79,7 @@ module.exports = function parse_sections(source) {
 	}
 	
 	if(acc.length > 0)
-		result.push(make_section(acc));
+		result.push(make_section(acc, cat_current, cats));
 	
-	return result;
+	return { sections: result, categories: cats };
 }
diff --git a/.docs/package-lock.json b/.docs/package-lock.json
index 7e54602..b06e3b4 100644
--- a/.docs/package-lock.json
+++ b/.docs/package-lock.json
@@ -14,6 +14,7 @@
 			"devDependencies": {
 				"@11ty/eleventy": "^0.12.1",
 				"@11ty/eleventy-img": "^0.10.0",
+				"chroma-js": "^2.1.2",
 				"markdown-it-prism": "^2.2.1",
 				"phin": "^3.6.0"
 			}
@@ -729,6 +730,15 @@
 			"integrity": "sha512-jJ0bqzaylmJtVnNgzTeSOs8DPavpbYgEr/b0YL8/2GO3xJEhInFmhKMUnEJQjZumK7KXGFhUy89PrsJWlakBVg==",
 			"dev": true
 		},
+		"node_modules/chroma-js": {
+			"version": "2.1.2",
+			"resolved": "https://registry.npmjs.org/chroma-js/-/chroma-js-2.1.2.tgz",
+			"integrity": "sha512-ri/ouYDWuxfus3UcaMxC1Tfp3IE9K5iQzxc2hSxbBRVNQFut1UuGAsZmiAf2mOUubzGJwgMSv9lHg+XqLaz1QQ==",
+			"dev": true,
+			"dependencies": {
+				"cross-env": "^6.0.3"
+			}
+		},
 		"node_modules/cliui": {
 			"version": "6.0.0",
 			"resolved": "https://registry.npmjs.org/cliui/-/cliui-6.0.0.tgz",
@@ -926,6 +936,36 @@
 			"integrity": "sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ==",
 			"dev": true
 		},
+		"node_modules/cross-env": {
+			"version": "6.0.3",
+			"resolved": "https://registry.npmjs.org/cross-env/-/cross-env-6.0.3.tgz",
+			"integrity": "sha512-+KqxF6LCvfhWvADcDPqo64yVIB31gv/jQulX2NGzKS/g3GEVz6/pt4wjHFtFWsHMddebWD/sDthJemzM4MaAag==",
+			"dev": true,
+			"dependencies": {
+				"cross-spawn": "^7.0.0"
+			},
+			"bin": {
+				"cross-env": "src/bin/cross-env.js",
+				"cross-env-shell": "src/bin/cross-env-shell.js"
+			},
+			"engines": {
+				"node": ">=8.0"
+			}
+		},
+		"node_modules/cross-spawn": {
+			"version": "7.0.3",
+			"resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-7.0.3.tgz",
+			"integrity": "sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==",
+			"dev": true,
+			"dependencies": {
+				"path-key": "^3.1.0",
+				"shebang-command": "^2.0.0",
+				"which": "^2.0.1"
+			},
+			"engines": {
+				"node": ">= 8"
+			}
+		},
 		"node_modules/date-time": {
 			"version": "0.1.1",
 			"resolved": "https://registry.npmjs.org/date-time/-/date-time-0.1.1.tgz",
@@ -2180,6 +2220,12 @@
 			"integrity": "sha1-o32U7ZzaLVmGXJ92/llu4fM4dB4=",
 			"dev": true
 		},
+		"node_modules/isexe": {
+			"version": "2.0.0",
+			"resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
+			"integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=",
+			"dev": true
+		},
 		"node_modules/javascript-stringify": {
 			"version": "2.1.0",
 			"resolved": "https://registry.npmjs.org/javascript-stringify/-/javascript-stringify-2.1.0.tgz",
@@ -2959,6 +3005,15 @@
 			"integrity": "sha1-NlQX3t5EQw0cEa9hAn+s8HS9/FM=",
 			"dev": true
 		},
+		"node_modules/path-key": {
+			"version": "3.1.1",
+			"resolved": "https://registry.npmjs.org/path-key/-/path-key-3.1.1.tgz",
+			"integrity": "sha512-ojmeN0qd+y0jszEtoY48r0Peq5dwMEkIlCOu6Q5f41lfkswXuKtYrhgoTpLnyIcHm24Uhqx+5Tqm2InSwLhE6Q==",
+			"dev": true,
+			"engines": {
+				"node": ">=8"
+			}
+		},
 		"node_modules/path-parse": {
 			"version": "1.0.7",
 			"resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.7.tgz",
@@ -3821,6 +3876,27 @@
 				"url": "https://opencollective.com/libvips"
 			}
 		},
+		"node_modules/shebang-command": {
+			"version": "2.0.0",
+			"resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-2.0.0.tgz",
+			"integrity": "sha512-kHxr2zZpYtdmrN1qDjrrX/Z1rR1kG8Dx+gkpK1G4eXmvXswmcE1hTWBWYUzlraYw1/yZp6YuDY77YtvbN0dmDA==",
+			"dev": true,
+			"dependencies": {
+				"shebang-regex": "^3.0.0"
+			},
+			"engines": {
+				"node": ">=8"
+			}
+		},
+		"node_modules/shebang-regex": {
+			"version": "3.0.0",
+			"resolved": "https://registry.npmjs.org/shebang-regex/-/shebang-regex-3.0.0.tgz",
+			"integrity": "sha512-7++dFhtcx3353uBaq8DDR4NuxBetBzC7ZQOhmTQInHEd6bSrXdiEyzCvG07Z44UYdLShWUyXt5M/yhz8ekcb1A==",
+			"dev": true,
+			"engines": {
+				"node": ">=8"
+			}
+		},
 		"node_modules/short-hash": {
 			"version": "1.0.0",
 			"resolved": "https://registry.npmjs.org/short-hash/-/short-hash-1.0.0.tgz",
@@ -4434,6 +4510,21 @@
 				"node": ">=0.10.0"
 			}
 		},
+		"node_modules/which": {
+			"version": "2.0.2",
+			"resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
+			"integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
+			"dev": true,
+			"dependencies": {
+				"isexe": "^2.0.0"
+			},
+			"bin": {
+				"node-which": "bin/node-which"
+			},
+			"engines": {
+				"node": ">= 8"
+			}
+		},
 		"node_modules/which-module": {
 			"version": "2.0.0",
 			"resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
@@ -5180,6 +5271,15 @@
 			"integrity": "sha512-jJ0bqzaylmJtVnNgzTeSOs8DPavpbYgEr/b0YL8/2GO3xJEhInFmhKMUnEJQjZumK7KXGFhUy89PrsJWlakBVg==",
 			"dev": true
 		},
+		"chroma-js": {
+			"version": "2.1.2",
+			"resolved": "https://registry.npmjs.org/chroma-js/-/chroma-js-2.1.2.tgz",
+			"integrity": "sha512-ri/ouYDWuxfus3UcaMxC1Tfp3IE9K5iQzxc2hSxbBRVNQFut1UuGAsZmiAf2mOUubzGJwgMSv9lHg+XqLaz1QQ==",
+			"dev": true,
+			"requires": {
+				"cross-env": "^6.0.3"
+			}
+		},
 		"cliui": {
 			"version": "6.0.0",
 			"resolved": "https://registry.npmjs.org/cliui/-/cliui-6.0.0.tgz",
@@ -5357,6 +5457,26 @@
 			"integrity": "sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ==",
 			"dev": true
 		},
+		"cross-env": {
+			"version": "6.0.3",
+			"resolved": "https://registry.npmjs.org/cross-env/-/cross-env-6.0.3.tgz",
+			"integrity": "sha512-+KqxF6LCvfhWvADcDPqo64yVIB31gv/jQulX2NGzKS/g3GEVz6/pt4wjHFtFWsHMddebWD/sDthJemzM4MaAag==",
+			"dev": true,
+			"requires": {
+				"cross-spawn": "^7.0.0"
+			}
+		},
+		"cross-spawn": {
+			"version": "7.0.3",
+			"resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-7.0.3.tgz",
+			"integrity": "sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==",
+			"dev": true,
+			"requires": {
+				"path-key": "^3.1.0",
+				"shebang-command": "^2.0.0",
+				"which": "^2.0.1"
+			}
+		},
 		"date-time": {
 			"version": "0.1.1",
 			"resolved": "https://registry.npmjs.org/date-time/-/date-time-0.1.1.tgz",
@@ -6335,6 +6455,12 @@
 			"integrity": "sha1-o32U7ZzaLVmGXJ92/llu4fM4dB4=",
 			"dev": true
 		},
+		"isexe": {
+			"version": "2.0.0",
+			"resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
+			"integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=",
+			"dev": true
+		},
 		"javascript-stringify": {
 			"version": "2.1.0",
 			"resolved": "https://registry.npmjs.org/javascript-stringify/-/javascript-stringify-2.1.0.tgz",
@@ -6930,6 +7056,12 @@
 			"integrity": "sha1-NlQX3t5EQw0cEa9hAn+s8HS9/FM=",
 			"dev": true
 		},
+		"path-key": {
+			"version": "3.1.1",
+			"resolved": "https://registry.npmjs.org/path-key/-/path-key-3.1.1.tgz",
+			"integrity": "sha512-ojmeN0qd+y0jszEtoY48r0Peq5dwMEkIlCOu6Q5f41lfkswXuKtYrhgoTpLnyIcHm24Uhqx+5Tqm2InSwLhE6Q==",
+			"dev": true
+		},
 		"path-parse": {
 			"version": "1.0.7",
 			"resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.7.tgz",
@@ -7656,6 +7788,21 @@
 				"tunnel-agent": "^0.6.0"
 			}
 		},
+		"shebang-command": {
+			"version": "2.0.0",
+			"resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-2.0.0.tgz",
+			"integrity": "sha512-kHxr2zZpYtdmrN1qDjrrX/Z1rR1kG8Dx+gkpK1G4eXmvXswmcE1hTWBWYUzlraYw1/yZp6YuDY77YtvbN0dmDA==",
+			"dev": true,
+			"requires": {
+				"shebang-regex": "^3.0.0"
+			}
+		},
+		"shebang-regex": {
+			"version": "3.0.0",
+			"resolved": "https://registry.npmjs.org/shebang-regex/-/shebang-regex-3.0.0.tgz",
+			"integrity": "sha512-7++dFhtcx3353uBaq8DDR4NuxBetBzC7ZQOhmTQInHEd6bSrXdiEyzCvG07Z44UYdLShWUyXt5M/yhz8ekcb1A==",
+			"dev": true
+		},
 		"short-hash": {
 			"version": "1.0.0",
 			"resolved": "https://registry.npmjs.org/short-hash/-/short-hash-1.0.0.tgz",
@@ -8149,6 +8296,15 @@
 			"integrity": "sha1-YU9/v42AHwu18GYfWy9XhXUOTwk=",
 			"dev": true
 		},
+		"which": {
+			"version": "2.0.2",
+			"resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
+			"integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
+			"dev": true,
+			"requires": {
+				"isexe": "^2.0.0"
+			}
+		},
 		"which-module": {
 			"version": "2.0.0",
 			"resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
diff --git a/.docs/package.json b/.docs/package.json
index c235790..fff70e1 100644
--- a/.docs/package.json
+++ b/.docs/package.json
@@ -22,6 +22,7 @@
 	"devDependencies": {
 		"@11ty/eleventy": "^0.12.1",
 		"@11ty/eleventy-img": "^0.10.0",
+		"chroma-js": "^2.1.2",
 		"markdown-it-prism": "^2.2.1",
 		"phin": "^3.6.0"
 	},