GET /documents?ids=a,b,c - the same as /document/:id/info for up to 100 ids at once, keyed by each id (null if unknown)
+ add an openapi spec
GET /openapi.json - OpenAPI 3.1 spec of every endpoint
~ add
telegramName, documentId, documentIds fieldsGET /emoji/:gift - get customEmojiId mapping for a specific gift
