fix(bot): chat 응답 JSON 파싱 strict=False + Embed 렌더링 통일

api/discord_bot.py

@@ -163,7 +163,7 @@ def _parse_unified_response(raw: str) -> dict:
     m = _re.search(r"```json\s*\n(.+?)```", raw, _re.DOTALL)
     if m:
         try:
-            return json.loads(m.group(1))
+            return json.loads(m.group(1), strict=False)
         except json.JSONDecodeError:
             pass
 
@@ -178,7 +178,7 @@ def _parse_unified_response(raw: str) -> dict:
                 depth -= 1
                 if depth == 0:
                     try:
-                        return json.loads(raw[start:i + 1])
+                        return json.loads(raw[start:i + 1], strict=False)
                     except json.JSONDecodeError:
                         break
 
@@ -411,16 +411,27 @@ async def on_message(message: discord.Message):
                 logger.info("[NC] handle 완료")
 
             elif mode == "chat":
-                # 즉시 응답
+                # 즉시 응답 — 항상 Embed 사용 (Discord markdown 렌더링)
                 response = parsed.get("response", "")
                 logger.info(f"[chat] 응답 길이: {len(response)}")
                 if response:
-                    if len(response) <= 2000:
-                        await message.reply(response)
-                    else:
-                        for i in range(0, len(response), 4000):
-                            embed = discord.Embed(description=response[i:i + 4000], color=0x3498DB)
-                            await message.channel.send(embed=embed)
+                    # 응답이 JSON 구조를 포함하면 제거 (fallback 시 raw 전체가 들어옴)
+                    if response.strip().startswith('"mode"') or response.strip().startswith('{"mode"'):
+                        import re as _re
+                        m = _re.search(r'"response"\s*:\s*"(.*)', response, _re.DOTALL)
+                        if m:
+                            cleaned = m.group(1)
+                            # 끝의 따옴표+중괄호 제거
+                            if cleaned.endswith('"}'):
+                                cleaned = cleaned[:-2]
+                            elif cleaned.endswith('"'):
+                                cleaned = cleaned[:-1]
+                            response = cleaned.replace('\\n', '\n')
+                    from handlers.renderer import safe_send_embed
+                    for i in range(0, len(response), 4000):
+                        chunk = response[i:i + 4000]
+                        embed = discord.Embed(description=chunk, color=0x3498DB)
+                        await safe_send_embed(message.channel, embed)
                 else:
                     await message.reply("응답을 생성하지 못했습니다.")