add kia ai chat tools6

src/services/kiaai/chat.py

@@ -111,6 +111,8 @@ class KiaAIService:
                 resp.raise_for_status()
 
                 async for line in resp.aiter_lines():
+                    print(f"[KiaAI] RAW LINE: {line!r}")
+
                     if not line.strip():
                         continue
 
@@ -127,6 +129,8 @@ class KiaAIService:
                         print(f"[KiaAI] Skipping non-JSON line: {raw_data!r}")
                         continue
 
+                    print(f"[KiaAI] CHUNK keys={list(chunk.keys())} choices={chunk.get('choices')}")
+
                     choices = chunk.get("choices") or []
                     for choice in choices:
                         delta = choice.get("delta") or {}