Fix staticData error in workflow

- Remove dependency on $workflow.staticData which can be undefined
- Pass retry_count through workflow data instead
- Initialize retry_count in first node
- Retry Counter now reads from input data

openhands-workflow-with-verification.json

@@ -11,7 +11,7 @@
     },
     {
       "parameters": {
-        "jsCode": "// Initialize workflow static data\nif (!$workflow.staticData.retries) {\n  $workflow.staticData.retries = 0;\n}\n\nreturn {\n  initialized: true,\n  timestamp: new Date().toISOString()\n};"
+        "jsCode": "// Initialize retry counter in workflow data\nreturn {\n  retry_count: 0,\n  max_retries: 15,\n  initialized: true,\n  timestamp: new Date().toISOString()\n};"
       },
       "id": "init-workflow",
       "name": "Initialize Workflow",
@@ -155,7 +155,7 @@
     },
     {
       "parameters": {
-        "jsCode": "// Retry counter with max retries\nconst retries = $workflow.staticData.retries || 0;\nconst maxRetries = 15; // 15 * 15s = ~4 minutes\n\nif (retries >= maxRetries) {\n  throw new Error('Timeout: Agent did not start within 4 minutes');\n}\n\n$workflow.staticData.retries = retries + 1;\n\nconst convId = $('1. Create Conversation').item.json.conversation_id;\n\nreturn {\n  conversation_id: convId,\n  retry_count: retries + 1\n};"
+        "jsCode": "// Get retry count from input or default to 0\nconst currentRetries = $input.item.json.retry_count || 0;\nconst maxRetries = 15; // 15 * 15s = ~4 minutes\n\nif (currentRetries >= maxRetries) {\n  throw new Error('Timeout: Agent did not start within 4 minutes');\n}\n\nconst convId = $('1. Create Conversation').item.json.conversation_id;\n\nreturn {\n  conversation_id: convId,\n  retry_count: currentRetries + 1\n};"
       },
       "id": "retry-counter",
       "name": "Retry Counter",