wire llms, ui tweaks

mcp_servers/passenger/server.py

@@ -5,7 +5,6 @@ notification prompt template (multi-tone).
 """
 
 import json
-from datetime import datetime, timezone
 
 from fastmcp import FastMCP
 
@@ -25,17 +24,33 @@ mcp = FastMCP(
 
 
 @mcp.tool()
-def generate_notification(context: dict) -> str:
+async def generate_notification(context: dict) -> str:
     """Synthesizes flight disruption context into an empathetic,
     actionable passenger notification.
 
-    Uses Claude Sonnet via AWS Bedrock Converse API.
+    Uses Claude via Anthropic SDK (or Bedrock when USE_BEDROCK=true).
     Output: clear, human, no jargon, includes gate/time/status.
-
-    NOTE: In v1, this returns a structured template from the context data.
-    LLM integration will be added when Bedrock is wired up.
+    Falls back to template if no API key is configured.
     """
-    # V1: structured template — will be replaced with Bedrock call
+    try:
+        from mcp_servers.shared_llm import generate, _get_provider
+
+        system_prompt = (
+            "You are a passenger notification system for Stellar Air. "
+            "Write a clear, empathetic notification about this flight disruption. "
+            "Explain WHY the delay or cancellation happened using the operational data provided. "
+            "Tell the passenger what's happening next: new boarding time, gate, status. "
+            "Be human and reassuring. No aviation jargon. No speculation. "
+            "If data is missing for a section, omit it — don't make things up."
+        )
+        text = await generate(system_prompt, json.dumps(context, indent=2))
+        return json.dumps({"text": text, "provider": _get_provider()})
+    except Exception:
+        return json.dumps({"text": _template_notification(context), "provider": "template"})
+
+
+def _template_notification(context: dict) -> str:
+    """Structured template fallback when LLM is unavailable."""
     flight_id = context.get("flight_id", "")
     origin = context.get("origin", "")
     destination = context.get("destination", "")