Clean up Advoware proxy steps: remove redundant /api/ from paths, simplify method-specific code, and fix DELETE json_data

bitbylaw/steps/advoware_proxy/advoware_api_proxy_delete_step.py

@@ -4,7 +4,7 @@ config = {
     'type': 'api',
     'name': 'Advoware Proxy DELETE',
     'description': 'Universal proxy for Advoware API (DELETE)',
-    'path': '/api/advoware/proxy/delete',
+        'path': '/advoware/proxy',
     'method': 'DELETE',
     'emits': [],
     'flows': ['advoware']
@@ -20,7 +20,7 @@ async def handler(req, context):
         advoware = AdvowareAPI(context)
         method = 'DELETE'  # Feste Methode für diesen Step
         params = {k: v for k, v in req.get('queryParams', {}).items() if k != 'endpoint'}
-        json_data = req.get('body')
+        json_data = None
         
         context.logger.info(f"Proxying request to Advoware: {method} {endpoint}")
         result = await advoware.api_call(endpoint, method=method, params=params, json_data=json_data)