some metadata stuff

_config/filters.js

@@ -27,4 +27,9 @@ export default function(eleventyConfig) {
 		(strings || []).sort((b, a) => b.localeCompare(a))
 	);
 
+	/* Remove year from image filenames for OG metadata */
+	eleventyConfig.addFilter("toOgFilename", (filename) => {
+		return filename.split("/")[1];
+	})
+
 };