feat: Replace layouts template

- Change nunjucks to liquid for layouts screen
- Add shortcodes for placeholders to eleventy

.eleventy.js

@@ -1,4 +1,4 @@
-const { EleventyHtmlBasePlugin } = require("@11ty/eleventy");
+const {EleventyHtmlBasePlugin} = require("@11ty/eleventy");
 
 module.exports = function (eleventyConfig) {
 	eleventyConfig.addPlugin(EleventyHtmlBasePlugin);
@@ -28,10 +28,32 @@ module.exports = function (eleventyConfig) {
 		brand: 'hippie',
 		titlePrefix: '',
 		titlePostfix: ' - HIPPIE',
+		placeholders: {
+			name: 'Vorname Nachname',
+			address: 'Straße Nr., PLZ Ort',
+			phone: '+49 (0)101 1337 48',
+			mail: 'name@domain.tld'
+		},
 		debugMode: true,
 		legacyMode: false
 	});
 
+	eleventyConfig.addShortcode('text', function (text, attrId, attrClass) {
+		return `<span id="${attrId}" class="${attrClass}">${text}</span>`;
+	});
+
+	eleventyConfig.addShortcode('link', function (target, text, attrId, attrClass) {
+		if (text === '') {
+			text = target;
+		}
+
+		if (target.indexOf('@') !== -1) {
+			target = 'mailto:' + target;
+		}
+
+		return `<a id="${attrId}" class="${attrClass}" href="${target}">${text}</a>`;
+	});
+
 	eleventyConfig.addPassthroughCopy({'source/art/images': 'art'});
 
 	eleventyConfig.addPassthroughCopy({'source/art/favicons/**/*.+(ico|png|svg)': '.'});