refactor: UI improvements and swarm agent simplification

  - Add /tool autocomplete and redesign tools dropdown (Popover → Dialog)
  - Simplify swarm agent implementation and remove deprecated swarm_agents.py

Author: kevmyung

agent-blueprint/agentcore-gateway-stack/lambda-functions/weather/lambda_function.py

@@ -174,7 +174,7 @@ def get_today_weather(event: Dict[str, Any]) -> Dict[str, Any]:
         }
 
         url = f"{WEATHER_API}?{urlencode(params)}"
-        logger.info(f"Weather request for location: lat={lat}, lon={lon}")
+        logger.info(f"Weather request for location: lat={location['latitude']}, lon={location['longitude']}")
 
         with urlopen(url, timeout=10) as response:
             weather_data = json.loads(response.read().decode('utf-8'))
@@ -280,7 +280,7 @@ def get_weather_forecast(event: Dict[str, Any]) -> Dict[str, Any]:
         }
 
         url = f"{WEATHER_API}?{urlencode(params)}"
-        logger.info(f"Forecast request for location: lat={lat}, lon={lon}, days={days}")
+        logger.info(f"Forecast request for location: lat={location['latitude']}, lon={location['longitude']}, days={days}")
 
         with urlopen(url, timeout=10) as response:
             forecast_data = json.loads(response.read().decode('utf-8'))

chatbot-app/agentcore/src/a2a_tools.py

@@ -513,6 +513,9 @@ async def send_a2a_message(
                                             elif artifact_name.startswith('browser_step_'):
                                                 # Skip browser_step_N (UI-only, not for LLM context)
                                                 logger.info(f"Skipping {artifact_name} (UI-only artifact)")
+                                            elif artifact_name.startswith('research_step_'):
+                                                # Skip research_step_N (UI-only progress, not for LLM context)
+                                                logger.info(f"Skipping {artifact_name} (UI-only artifact)")
                                             else:
                                                 # Include other artifacts (agent_response, browser_result, etc.) in LLM context
                                                 response_text += artifact_text

chatbot-app/agentcore/src/agent/__init__.py

@@ -11,7 +11,6 @@
 Usage:
     from agent.agent import ChatbotAgent, get_global_stream_processor
     from agent.voice_agent import VoiceAgent
-    from agent.swarm_agents import create_chatbot_swarm
     from agent.stop_signal import get_stop_signal_provider
 
     from agent.config.constants import DEFAULT_AGENT_ID

chatbot-app/agentcore/src/agent/config/prompt_builder.py

@@ -52,7 +52,7 @@ class SystemContentBlock(TypedDict, total=False):
 
 <tool_usage>
 - Use available tools when they genuinely enhance your response
-- You can ONLY use tools that are explicitly provided to you
+- You can ONLY use tools that are explicitly provided to you — available tools may change between turns within the same conversation, so always refer to the current set of tools
 - Select the most appropriate tool for the task - avoid redundant tool calls
 - If you don't have the right tool for a task, clearly inform the user
 </tool_usage>

chatbot-app/agentcore/src/agent/config/swarm_config.py

@@ -23,6 +23,8 @@
     "weather_agent": "Current weather and forecast information",
     "finance_agent": "Stock quotes, price history, and financial analysis",
     "maps_agent": "Place search, directions, and map display",
+    "google_workspace_agent": "Gmail email and Google Calendar management (requires OAuth)",
+    "notion_agent": "Notion pages, databases, and content management (requires OAuth)",
     "responder": "Final response and simple interactive charts (bar, line, pie)",
 }
 
@@ -45,12 +47,14 @@
         "modify_word_document",
         "list_my_word_documents",
         "read_word_document",
+        "preview_word_page",
     ],
     "excel_agent": [
         "create_excel_spreadsheet",
         "modify_excel_spreadsheet",
         "list_my_excel_spreadsheets",
         "read_excel_spreadsheet",
+        "preview_excel_sheets",
     ],
     "powerpoint_agent": [
         "list_my_powerpoint_presentations",
@@ -63,6 +67,8 @@
         "move_slide",
         "duplicate_slide",
         "update_slide_notes",
+        "get_slide_code_examples",
+        "preview_presentation_slides",
     ],
     "data_analyst": [
         "generate_diagram_and_validate",
@@ -92,6 +98,36 @@
         "gateway_get_directions",
         "gateway_show_on_map",
     ],
+    "google_workspace_agent": [
+        "mcp_list_labels",
+        "mcp_list_emails",
+        "mcp_search_emails",
+        "mcp_read_email",
+        "mcp_send_email",
+        "mcp_draft_email",
+        "mcp_delete_email",
+        "mcp_bulk_delete_emails",
+        "mcp_modify_email",
+        "mcp_get_email_thread",
+        "mcp_list_calendars",
+        "mcp_list_events",
+        "mcp_get_event",
+        "mcp_create_event",
+        "mcp_update_event",
+        "mcp_delete_event",
+        "mcp_quick_add_event",
+        "mcp_check_availability",
+    ],
+    "notion_agent": [
+        "mcp_notion_search",
+        "mcp_notion_list_databases",
+        "mcp_notion_query_database",
+        "mcp_notion_get_page",
+        "mcp_notion_create_page",
+        "mcp_notion_update_page",
+        "mcp_notion_get_block_children",
+        "mcp_notion_append_blocks",
+    ],
     "responder": [
         "create_visualization",
     ],
@@ -121,7 +157,7 @@
 
 Check conversation history for context. For follow-ups, infer intent from history.
 
-Routing: greetings/chat → responder | weather → weather_agent | stocks → finance_agent | maps → maps_agent | web search → web_researcher | papers → academic_researcher | simple charts → responder | diagrams/calculations → data_analyst | browser → browser_agent | word → word_agent | excel → excel_agent | powerpoint → powerpoint_agent""",
+Routing: greetings/chat → responder | weather → weather_agent | stocks → finance_agent | maps → maps_agent | web search → web_researcher | papers → academic_researcher | simple charts → responder | diagrams/calculations → data_analyst | browser → browser_agent | word → word_agent | excel → excel_agent | powerpoint → powerpoint_agent | email/gmail/calendar/schedule → google_workspace_agent | notion/notes/wiki/database(notion) → notion_agent""",
 
     "web_researcher": """Web Researcher - search and extract web content.
 
@@ -155,6 +191,19 @@
 
     "maps_agent": """Maps Agent - places and directions.""",
 
+    "google_workspace_agent": """Google Workspace Agent - Gmail and Google Calendar.
+
+Gmail: search, read, send, draft, delete, modify emails, manage labels and threads.
+Calendar: list calendars, create/update/delete events, check availability, quick-add.
+
+Context format: {"emails": [{"subject": "...", "from": "..."}], "events": [{"summary": "...", "start": "..."}]}""",
+
+    "notion_agent": """Notion Agent - pages, databases, and content management.
+
+Search pages, query databases with filters, read/create/update pages, manage content blocks.
+
+Context format: {"pages": [{"title": "...", "id": "..."}], "databases": [{"title": "...", "id": "..."}]}""",
+
     "responder": """Responder - write the final user-facing response.
 
 Use create_visualization tool for simple charts if needed.

chatbot-app/agentcore/src/agent/session/swarm_message_store.py

@@ -12,7 +12,7 @@
 import os
 from typing import Any, Dict, List, Optional
 
-from strands.types.session import Session, SessionAgent, SessionMessage
+from strands.types.session import Session, SessionAgent, SessionMessage, SessionType
 from strands.types.exceptions import SessionException
 
 logger = logging.getLogger(__name__)
@@ -95,7 +95,7 @@ def _create_session_manager(self):
         # Local mode: Use FileSessionManager
         from strands.session.file_session_manager import FileSessionManager
 
-        sessions_dir = Path(__file__).parent.parent.parent / "sessions"
+        sessions_dir = Path(__file__).parent.parent.parent.parent / "sessions"
         sessions_dir.mkdir(exist_ok=True)
 
         manager = FileSessionManager(
@@ -132,7 +132,7 @@ def _ensure_session_and_agent_exist(self) -> None:
         try:
             existing_session = repo.read_session(self.session_id)
             if existing_session is None:
-                session = Session(session_id=self.session_id)
+                session = Session(session_id=self.session_id, session_type=SessionType.AGENT)
                 repo.create_session(session)
                 logger.debug(f"[Swarm] Created session: {self.session_id}")
         except Exception as e:
@@ -142,12 +142,27 @@ def _ensure_session_and_agent_exist(self) -> None:
         try:
             existing_agent = repo.read_agent(self.session_id, SWARM_AGENT_ID)
             if existing_agent is None:
-                agent = SessionAgent(agent_id=SWARM_AGENT_ID)
+                agent = SessionAgent(agent_id=SWARM_AGENT_ID, state={}, conversation_manager_state={})
                 repo.create_agent(self.session_id, agent)
                 logger.debug(f"[Swarm] Created agent: {SWARM_AGENT_ID}")
         except Exception as e:
             logger.debug(f"[Swarm] Agent check/create: {e}")
 
+    def save_artifacts(self, artifacts: Dict[str, Any]) -> None:
+        """Save artifacts to agent state for history reload."""
+        try:
+            self._ensure_session_and_agent_exist()
+
+            agent = self._repo.read_agent(self.session_id, SWARM_AGENT_ID)
+            if agent:
+                if not hasattr(agent, 'state') or agent.state is None:
+                    agent.state = {}
+                agent.state['artifacts'] = artifacts
+                self._repo.update_agent(self.session_id, agent)
+                logger.info(f"[Swarm] Saved {len(artifacts)} artifacts")
+        except Exception as e:
+            logger.error(f"[Swarm] Failed to save artifacts: {e}")
+
     def save_turn(
         self,
         user_message: str,