refactor(typing): update handler signatures to use Dict and Any for improved type hinting

steps/advoware_cal_sync/calendar_sync_all_step.py

@@ -17,7 +17,7 @@ from calendar_sync_utils import (
 import math
 import time
 from datetime import datetime
-from typing import Any
+from typing import Any, Dict
 from motia import queue, FlowContext
 from pydantic import BaseModel, Field
 from services.advoware_service import AdvowareService
@@ -33,7 +33,7 @@ config = {
 }
 
 
-async def handler(input_data: dict, ctx: FlowContext):
+async def handler(input_data: Dict[str, Any], ctx: FlowContext) -> None:
     """
     Handler that fetches all employees, sorts by last sync time,
     and emits calendar_sync_employee events for the oldest ones.

steps/advoware_cal_sync/calendar_sync_cron_step.py

@@ -9,6 +9,7 @@ from pathlib import Path
 sys.path.insert(0, str(Path(__file__).parent))
 from calendar_sync_utils import log_operation
 
+from typing import Dict, Any
 from motia import cron, FlowContext
 
 
@@ -23,7 +24,7 @@ config = {
 }
 
 
-async def handler(input_data: dict, ctx: FlowContext):
+async def handler(input_data: Dict[str, Any], ctx: FlowContext) -> None:
     """Cron handler that triggers the calendar sync cascade."""
     try:
         log_operation('info', "Calendar Sync Cron: Starting to emit sync-all event", context=ctx)
@@ -37,14 +38,6 @@ async def handler(input_data: dict, ctx: FlowContext):
         })
 
         log_operation('info', "Calendar Sync Cron: Emitted sync-all event", context=ctx)
-        return {
-            'status': 'completed',
-            'triggered_by': 'cron'
-        }
 
     except Exception as e:
         log_operation('error', f"Fehler beim Cron-Job: {e}", context=ctx)
-        return {
-            'status': 'error',
-            'error': str(e)
-        }

steps/advoware_cal_sync/calendar_sync_event_step.py

@@ -14,6 +14,7 @@ import asyncio
 import os
 import datetime
 from datetime import timedelta
+from typing import Dict, Any
 import pytz
 import backoff
 import time
@@ -945,14 +946,14 @@ config = {
 }
 
 
-async def handler(input_data: dict, ctx: FlowContext):
+async def handler(input_data: Dict[str, Any], ctx: FlowContext) -> None:
     """Main event handler for calendar sync."""
     start_time = time.time()
     
     kuerzel = input_data.get('kuerzel')
     if not kuerzel:
         log_operation('error', "No kuerzel provided in event", context=ctx)
-        return {'status': 400, 'body': {'error': 'No kuerzel provided'}}
+        return
 
     log_operation('info', f"Starting calendar sync for employee {kuerzel}", context=ctx)