spotters: most-active-in sort with country/region selector, collection tracking (seen marks, progress, filters), refresh scripts score activity and report new NL entries

src/lib/trains/shared.ts

@@ -42,6 +42,7 @@ export const ERAS = {
 } as const;
 export type TrainEra = keyof typeof ERAS;
 export const SORTS = {
+	active: 'most active in…',
 	built: 'most built',
 	dex: 'dex #',
 	name: 'name',
@@ -205,6 +206,8 @@ export const fmtM = (m: number) => `${m >= 100 ? Math.round(m) : Math.round(m *
 export const fmtT = (t: number) => `${t >= 100 ? Math.round(t) : Math.round(t * 10) / 10} t`;
 
 export type TrainCard = {
+	id: number;
+	seen: boolean;
 	dex: number;
 	slug: string;
 	name: string;
@@ -225,6 +228,8 @@ export type TrainCard = {
 };
 
 export type MakerTileData = {
+	/** Entries Stan has collected in this group (optional). */
+	seen?: number;
 	slug: string;
 	name: string;
 	types: number;