chugging away, no i am not splitting this into fine-grained commits

eleventy.config.js

@@ -1,7 +1,14 @@
-import { feedPlugin } from "@11ty/eleventy-plugin-rss";
 import { eleventyImageTransformPlugin } from "@11ty/eleventy-img";
+import eleventyNavigationPlugin from "@11ty/eleventy-navigation";
+import { feedPlugin } from "@11ty/eleventy-plugin-rss";
+import syntaxHighlight from "@11ty/eleventy-plugin-syntaxhighlight";
 
 export default async function(eleventyConfig) {
+	/* Filters */
+	eleventyConfig.addFilter("removeBasicTags", (tags) => {
+		return tags.filter(tag => ["all", "posts", "gallery", "reference"].indexOf(tag) === -1);
+	});
+
 	/* Passthroughs */
 	eleventyConfig.addPassthroughCopy({"css": "assets/css"});
 
@@ -43,6 +50,12 @@ export default async function(eleventyConfig) {
 		},
 	});
 
+	/* Navigation */
+	eleventyConfig.addPlugin(eleventyNavigationPlugin);
+
+	/* Syntax highlighting */
+	eleventyConfig.addPlugin(syntaxHighlight);
+
 	/* Watch when serving */
 	eleventyConfig.addWatchTarget("css");
 };
@@ -51,6 +64,7 @@ export const config = {
   dir: {
     input: "src",
 		includes: "../_includes",
+		layouts: "../_includes/layouts",
 		data: "../_data"
   },
 	markdownTemplateEngine: "njk",