feat: add emoji

crates/delta/src/routes/customisation/mod.rs

@@ -0,0 +1,14 @@
+use rocket::Route;
+use rocket_okapi::okapi::openapi3::OpenApi;
+
+mod emoji_create;
+mod emoji_delete;
+mod emoji_fetch;
+
+pub fn routes() -> (Vec<Route>, OpenApi) {
+    openapi_get_routes_spec![
+        emoji_create::create_emoji,
+        emoji_delete::delete_emoji,
+        emoji_fetch::fetch_emoji
+    ]
+}