fix: replace raise with warning in nemotron/hermes + fix hardcoded host in footprint

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

services/hermes_analyst_service.py

@@ -4,7 +4,7 @@
 Hermes 3 競價情報分析服務 (Module 2)
 
 角色：分析師 (Analyst)
-模型：qwen2.5:7b-instruct @ 192.168.0.188:11434
+模型：qwen2.5:7b-instruct @ 192.168.0.111:11434
 輸入：SQL 漏斗篩選後的候選商品（~300筆）
 輸出：Top N 威脅清單（結構化 JSON）→ 交給 NemoTron dispatcher
 

services/nemoton_dispatcher_service.py

@@ -284,7 +284,7 @@ def _build_footprint_json(hermes_stats: Optional[dict], nim_stats: Optional[dict
     if hermes_stats:
         result["analyst"] = {
             "model":        "qwen2.5:7b-instruct",
-            "host":         "192.168.0.188",
+            "host":         os.getenv("HERMES_URL", "http://192.168.0.111:11434"),
             "duration_sec": hermes_stats.get("duration_sec", 0),
             "tokens":       hermes_stats.get("tokens", 0),
             "cost_usd":     0,
@@ -363,7 +363,8 @@ class NemotronDispatcher:
             nim_stats: {"total_tokens": int, "quota_used": int}
         """
         if not NIM_API_KEY:
-            raise RuntimeError("NVIDIA_API_KEY 未設定")
+            logger.warning("[NemotronDispatcher] NVIDIA_API_KEY 未設定，跳過 NIM 呼叫")
+            return [], {}
 
         threat_summary = json.dumps(
             [