Add the emoji mapping to the database

d2m/converters/expression.js

@@ -29,8 +29,9 @@ async function emojisToState(emojis) {
 				},
 				url
 			}
+			db.prepare("INSERT OR IGNORE INTO emoji (emoji_id, animated, mxc_url) VALUES (?, ?, ?)").run(emoji.id, +!!emoji.animated, url)
 		}).catch(e => {
-			if (e.data.errcode === "M_TOO_LARGE") { // Lol.
+			if (e.data.errcode === "M_TOO_LARGE") { // Very unlikely to happen. Only possible for 3x-series emojis uploaded shortly after animated emojis were introduced, when there was no 256 KB size limit.
 				return
 			}
 			console.error(`Trying to handle emoji ${emoji.name} (${emoji.id}), but...`)