Fix generation JSON/Lyria errors, add Winamp player, and ship Echoes of the Sahel.

Harden DeepSeek JSON parsing with retry, pre-sanitize Lyria prompts, and instrumental fallback. Add pure HTML Winamp skin at /winamp with playlist export support.

Co-authored-by: Cursor <cursoragent@cursor.com>

gateway/playlist.json

@@ -1,9 +1,10 @@
 {
   "station": "Live Ozan Radio",
-  "tagline": "No catalog. AI-composed desert dub + Anadolu psych.",
+  "tagline": "Techno-ethnic AI radio \u2014 no catalog tracks.",
   "media_base": "https://tinqs.com/tinqs/live-radio/media/branch/main/songs/",
   "share_url": "https://tinqs.com/tinqs/live-radio/src/branch/main/gateway/index.html",
-  "updated": "2026-06-07T15:23:22.324250+00:00",
+  "winamp_url": "https://tinqs.com/tinqs/live-radio/src/branch/main/gateway/winamp.html",
+  "updated": "2026-06-07T15:38:41.264287+00:00",
   "tracks": [
     {
       "id": "82595273",
@@ -104,6 +105,18 @@
         "vocal-ethnic",
         "dub-space"
       ]
+    },
+    {
+      "id": "74646b3e",
+      "title": "Echoes of the Sahel",
+      "mood": "warm, dusty, spacious, hypnotic",
+      "dj_line": "From the desert edge to the dub chamber \u2014 here's a late-night caravan drenched in spring reverb.",
+      "file": "74646b3e_Echoes_of_the_Sahel.mp3",
+      "url": "https://tinqs.com/tinqs/live-radio/media/branch/main/songs/74646b3e_Echoes_of_the_Sahel.mp3",
+      "rating": "unrated",
+      "shuffle_weight": 1.0,
+      "genres": [],
+      "categories": []
     }
   ]
 }