fix: update extractors to match actual anikototv.to structure

- Analyzed actual HTML structure of anikototv.to
- Updated all extractors with correct CSS selectors
- Changed ID-based to slug-based lookups
- Updated URL patterns to match actual website
- Fixed stream info to use AJAX server list
- Improved error handling

src/controllers/episodeList.controller.js

@@ -6,7 +6,7 @@ const getEpisodeList = async (req, res, next) => {
     const { id } = req.params;
 
     if (!id) {
-      return res.status(400).json({ success: false, message: "Anime ID is required" });
+      return res.status(400).json({ success: false, message: "Anime slug is required" });
     }
 
     const cacheKey = `episodes_${id}`;