instagram: new extraction method

new extraction method first tries to fetch content directly from instagram graphql API, fallback to html embed page. in case every method fail, rely on 3rd party

bot/core/inline.go

@@ -3,7 +3,6 @@ package core
 import (
 	"context"
 	"fmt"
-	"log"
 	"sync"
 	"time"
 
@@ -238,11 +237,7 @@ func StartInlineTask(
 			IsPersonal: true,
 		},
 	)
-	if err != nil {
-		log.Println("failed to answer inline query:", err)
-	}
-	if !ok {
-		log.Println("failed to answer inline query")
+	if err != nil || !ok {
 		return nil
 	}
 	SetTask(taskID, dlCtx)

bot/handlers/start.go

@@ -10,9 +10,7 @@ import (
 
 var startMessage = "govd is an open-source telegram bot " +
 	"that allows you to download medias from " +
-	"various platforms. the project born after " +
-	"the discontinuation of an " +
-	"highly popular bot, known as UVD."
+	"various platforms."
 
 func getStartKeyboard(bot *gotgbot.Bot) gotgbot.InlineKeyboardMarkup {
 	return gotgbot.InlineKeyboardMarkup{