[KuroNeko + CuuTruyen] Small fixes (#1989)

src/main/kotlin/org/koitharu/kotatsu/parsers/site/vi/CuuTruyenParser.kt

@@ -132,7 +132,7 @@ internal class CuuTruyenParser(context: MangaLoaderContext) :
 			Manga(
 				id = generateUid(jo.getLong("id")),
 				url = "/api/v2/mangas/${jo.getLong("id")}",
-				publicUrl = "https://$domain/manga/${jo.getLong("id")}",
+				publicUrl = "https://$domain/mangas/${jo.getLong("id")}",
 				title = jo.getString("name"),
 				altTitles = emptySet(),
 				coverUrl = jo.getString("cover_mobile_url"),

src/main/kotlin/org/koitharu/kotatsu/parsers/site/vi/KuroNeko.kt

@@ -209,11 +209,14 @@ internal class KuroNeko(context: MangaLoaderContext) : PagedMangaParser(context,
 	}
 
 	private suspend fun availableTags(): Set<MangaTag> {
-		val doc = webClient.httpGet("https://$domain").parseHtml()
-		return doc.select("ul.grid.grid-cols-2 a").mapIndexed { index, a ->
+		val doc = webClient.httpGet("https://$domain/tim-kiem").parseHtml()
+		val regex = Regex("toggleGenre\\('([0-9]+)'\\)")
+		return doc.select("div.grid.grid-cols-3 label").mapNotNullToSet { label ->
+			val attr = label.attr("@click")
+			val number = attr.findGroupValue(regex) ?: return@mapNotNullToSet null
 			MangaTag(
-				key = (index + 1).toString(),
-				title = a.text(),
+				key = number,
+				title = label.text(),
 				source = source,
 			)
 		}.toSet()