v1.5.0: Complete documentation rewrite - 50+ files with AlisaReactionBot style

- Box-style header comments (Project, Author, License) on every file
- Section headers using double-line box decorators
- Feature markers (// ---- FEATURE: XYZ ----) before every major function
- JSDoc comments for EVERY function with @param, @returns, @example
- Inline notes (NOTE, WARNING, TIP) for non-obvious logic
- Footer END markers on every module
- Matched code style to AlisaReactionBot repository
- All files now searchable by feature name via grep

Author: Shinei Nouzen <157171073+Shineii86@users.noreply.github.com>

src/controllers/animeInfo.controller.js

@@ -1,19 +1,55 @@
+/*
+ * ======= • ======= • ======= • ======= • =======• =======
+ * AniKatoAPI — animeInfo.controller.js
+ * Repository: https://github.com/Shineii86/AniKatoAPI
+ *
+ * @description
+ *   Controller for anime detail information. Extracts full anime
+ *   metadata including title, synopsis, episodes, genres, etc.
+ *   Requires an anime slug as query parameter.
+ *
+ * @exports
+ *   getAnimeInfo - Express route handler for GET /api/info
+ *
+ * @author  Shinei Nouzen
+ * @license MIT
+ * ======= • ======= • ======= • ======= • =======• =======
+ */
+
 import { extractAnimeInfo } from "../extractors/animeInfo.extractor.js";
 import { getCache, setCache } from "../helper/cache.helper.js";
 
+// ══════════════════════════════════════════════════════════════
+// CONTROLLER: ANIME INFO
+// ══════════════════════════════════════════════════════════════
+
+// ---- FEATURE: Anime detail information endpoint ----
+/**
+ * Handles GET /api/info requests by extracting detailed anime
+ * information from the source site. Requires 'id' query param.
+ *
+ * @param {object} req - Express request object
+ * @param {object} res - Express response object
+ * @param {Function} next - Express next middleware function
+ * @returns {void} Sends JSON response with anime details
+ *
+ * @example
+ *   GET /api/info?id=one-piece
+ *   Response: { success: true, results: { title, synopsis, ... } }
+ *
+ * @throws {400} If 'id' query parameter is missing
+ */
 const getAnimeInfo = async (req, res, next) => {
   try {
     const { id } = req.query;
     if (!id) {
       return res.status(400).json({ success: false, message: "Anime slug is required" });
     }
-
     const cacheKey = `anime_${id}`;
     const cached = getCache(cacheKey);
     if (cached) {
       return res.json({ success: true, results: cached });
     }
-
     const data = await extractAnimeInfo(id);
     setCache(cacheKey, data);
     res.json({ success: true, results: data });
@@ -22,4 +58,6 @@ const getAnimeInfo = async (req, res, next) => {
   }
 };
 
-export { getAnimeInfo };
+export { getAnimeInfo };
+
+// ══════════════════════════════════════════════════════════════ END: animeInfo.controller.js