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)