Let's try something

main.go

@@ -51,56 +51,54 @@ func webhook(update tg.APIUpdate) {
 		return
 	}
 
-	go func() {
-		query := update.Inline.Query
-		offset, _ := strconv.Atoi(update.Inline.Offset)
-		results, err := scryfallSearch(query, offset)
-		if err != nil {
-			fmt.Println(err)
-			// DO SOMETHING
-			return
-		}
+	query := update.Inline.Query
+	offset, _ := strconv.Atoi(update.Inline.Offset)
+	results, err := scryfallSearch(query, offset)
+	if err != nil {
+		fmt.Println(err)
+		// DO SOMETHING
+		return
+	}
 
-		nextcard := ""
-		if results.HasMore {
-			nextcard = strconv.Itoa(offset + len(results.Data))
-		}
-		photos := make([]tg.APIInlineQueryResultPhoto, len(results.Data))
-		for i, card := range results.Data {
-			caption := fmt.Sprintf("EDHREC rank: #%d - cardmarket: € %s", card.EdhrecRank, card.Eur)
-			photos[i] = tg.APIInlineQueryResultPhoto{
-				Type:     "photo",
-				ResultID: card.ID,
-				PhotoURL: card.ImageUris.Large,
-				ThumbURL: card.ImageUris.Normal,
-				Title:    card.Name,
-				Caption:  caption,
-				ReplyMarkup: &tg.APIInlineKeyboardMarkup{
-					InlineKeyboard: [][]tg.APIInlineKeyboardButton{{
-						{
-							Text: "Scryfall",
-							URL:  card.ScryfallURI,
-						}, {
-							Text: "EDHREC",
-							URL:  card.RelatedUris.Edhrec,
-						}, {
-							Text: "MCM",
-							URL:  card.PurchaseUris.Magiccardmarket,
-						},
-					}},
-				},
-			}
+	nextcard := ""
+	if results.HasMore {
+		nextcard = strconv.Itoa(offset + len(results.Data))
+	}
+	photos := make([]tg.APIInlineQueryResultPhoto, len(results.Data))
+	for i, card := range results.Data {
+		caption := fmt.Sprintf("EDHREC rank: #%d - cardmarket: € %s", card.EdhrecRank, card.Eur)
+		photos[i] = tg.APIInlineQueryResultPhoto{
+			Type:     "photo",
+			ResultID: card.ID,
+			PhotoURL: card.ImageUris.Large,
+			ThumbURL: card.ImageUris.Normal,
+			Title:    card.Name,
+			Caption:  caption,
+			ReplyMarkup: &tg.APIInlineKeyboardMarkup{
+				InlineKeyboard: [][]tg.APIInlineKeyboardButton{{
+					{
+						Text: "Scryfall",
+						URL:  card.ScryfallURI,
+					}, {
+						Text: "EDHREC",
+						URL:  card.RelatedUris.Edhrec,
+					}, {
+						Text: "MCM",
+						URL:  card.PurchaseUris.Magiccardmarket,
+					},
+				}},
+			},
 		}
+	}
 
-		err = api.AnswerInlineQuery(tg.InlineQueryResponse{
-			QueryID:    update.Inline.QueryID,
-			Results:    photos,
-			NextOffset: nextcard,
-		})
-		if err != nil {
-			fmt.Println(err)
-			// DO SOMETHING
-			return
-		}
-	}()
+	err = api.AnswerInlineQuery(tg.InlineQueryResponse{
+		QueryID:    update.Inline.QueryID,
+		Results:    photos,
+		NextOffset: nextcard,
+	})
+	if err != nil {
+		fmt.Println(err)
+		// DO SOMETHING
+		return
+	}
 }

scryfall.go

@@ -51,7 +51,7 @@ type CardData struct {
 }
 
 var netClient = &http.Client{
-	Timeout: time.Second * 10,
+	Timeout: time.Second * 20,
 }
 
 func scryfallSearch(query string, offset int) (results CardSearchResults, err error) {