The workflow JSON
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{
"id": "phase5ProposeCreateTask",
"name": "30 - TOOL - Propose create_task",
"nodes": [
{
"parameters": {
"content": "## Write-risk proposal only\nThis model-callable workflow validates an exact task and stores a five-minute confirmation record. It **does not write to `tasks`**.\n\nOnly `40 - CONFIRM - Task Write` can consume the proposal and call the reviewed create worker.",
"height": 260,
"width": 620,
"color": 6
},
"type": "n8n-nodes-base.stickyNote",
"typeVersion": 1,
"position": [
-760,
-300
],
"id": "52000000-0000-4000-8000-000000000001",
"name": "Create proposal explanation"
},
{
"parameters": {
"inputSource": "workflowInputs",
"workflowInputs": {
"values": [
{
"name": "sessionId",
"type": "string"
},
{
"name": "title",
"type": "string"
},
{
"name": "description",
"type": "string"
},
{
"name": "status",
"type": "string"
},
{
"name": "priority",
"type": "string"
},
{
"name": "dueDate",
"type": "string"
}
]
}
},
"type": "n8n-nodes-base.executeWorkflowTrigger",
"typeVersion": 1.2,
"position": [
-660,
80
],
"id": "52000000-0000-4000-8000-000000000002",
"name": "Tool Input"
},
{
"parameters": {
"mode": "runOnceForEachItem",
"language": "javaScript",
"jsCode": "const sessionId = typeof $json.sessionId === 'string' ? $json.sessionId.trim() : '';\nconst title = typeof $json.title === 'string' ? $json.title.trim() : '';\nconst description = typeof $json.description === 'string' ? $json.description.trim() : '';\nconst status = typeof $json.status === 'string' && $json.status.trim() !== ''\n ? $json.status.trim().toLowerCase()\n : 'todo';\nconst priority = typeof $json.priority === 'string' && $json.priority.trim() !== ''\n ? $json.priority.trim().toLowerCase()\n : 'medium';\nconst dueDate = typeof $json.dueDate === 'string' ? $json.dueDate.trim() : '';\nconst uuidPattern = /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i;\nconst statuses = ['backlog', 'todo', 'in_progress', 'blocked', 'done'];\nconst priorities = ['low', 'medium', 'high'];\nconst datePattern = /^\\d{4}-\\d{2}-\\d{2}$/;\nconst proposedInput = { title, description, status, priority, dueDate };\nlet error = null;\n\nif (!uuidPattern.test(sessionId)) {\n error = { code: 'INVALID_SESSION', message: 'The task proposal needs a valid conversation session.' };\n} else if (title.length === 0) {\n error = { code: 'EMPTY_TITLE', message: 'Task title cannot be empty.' };\n} else if (title.length > 120) {\n error = { code: 'TITLE_TOO_LONG', message: 'Task title must be 120 characters or fewer.' };\n} else if (description.length > 2000) {\n error = { code: 'DESCRIPTION_TOO_LONG', message: 'Task description must be 2,000 characters or fewer.' };\n} else if (!statuses.includes(status)) {\n error = { code: 'INVALID_STATUS', message: `Status must be one of: ${statuses.join(', ')}.` };\n} else if (!priorities.includes(priority)) {\n error = { code: 'INVALID_PRIORITY', message: `Priority must be one of: ${priorities.join(', ')}.` };\n} else if (dueDate !== '' && (!datePattern.test(dueDate) || Number.isNaN(Date.parse(`${dueDate}T00:00:00Z`)))) {\n error = { code: 'INVALID_DUE_DATE', message: 'Due date must use YYYY-MM-DD or be empty.' };\n}\n\nconst actionId = error ? '' : 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, (character) => { const random = Math.floor(Math.random() * 16); const value = character === 'x' ? random : (random & 0x3) | 0x8; return value.toString(16); });\nconst confirmationText = error ? '' : `CONFIRM ${actionId.replaceAll('-', '').slice(-8).toUpperCase()}`;\nconst expiresAt = error ? '' : new Date(Date.now() + 5 * 60 * 1000).toISOString();\nreturn {\n json: {\n valid: error === null,\n sessionId,\n actionId,\n actionType: 'create_task',\n proposedInput,\n confirmationText,\n expiresAt,\n ...(error ? { response: { ok: false, error } } : {})\n }\n};"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
-400,
80
],
"id": "52000000-0000-4000-8000-000000000003",
"name": "Validate Create Proposal"
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 3
},
"conditions": [
{
"id": "52000000-0000-4000-8000-00000000000f",
"leftValue": "={{ $json.valid }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "true",
"singleValue": true
}
}
],
"combinator": "and"
},
"options": {}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2.2,
"position": [
-140,
80
],
"id": "52000000-0000-4000-8000-000000000004",
"name": "Proposal Is Valid?"
},
{
"parameters": {
"resource": "row",
"operation": "update",
"dataTableId": {
"__rl": true,
"value": "pending_actions",
"mode": "name"
},
"matchType": "allConditions",
"filters": {
"conditions": [
{
"keyName": "sessionId",
"condition": "eq",
"keyValue": "={{ $('Validate Create Proposal').item.json.sessionId }}"
},
{
"keyName": "status",
"condition": "eq",
"keyValue": "pending"
}
]
},
"columns": {
"mappingMode": "defineBelow",
"value": {
"status": "superseded",
"consumedAt": "={{ $now.toISO() }}"
},
"matchingColumns": [],
"schema": [
{
"id": "actionId",
"displayName": "actionId",
"required": false,
"defaultMatch": false,
"display": false,
"canBeUsedToMatch": true,
"type": "string",
"removed": true
},
{
"id": "sessionId",
"displayName": "sessionId",
"required": false,
"defaultMatch": false,
"display": false,
"canBeUsedToMatch": true,
"type": "string",
"removed": true
},
{
"id": "actionType",
"displayName": "actionType",
"required": false,
"defaultMatch": false,
"display": false,
"canBeUsedToMatch": true,
"type": "string",
"removed": true
},
{
"id": "proposedInput",
"displayName": "proposedInput",
"required": false,
"defaultMatch": false,
"display": false,
"canBeUsedToMatch": true,
"type": "string",
"removed": true
},
{
"id": "confirmationText",
"displayName": "confirmationText",
"required": false,
"defaultMatch": false,
"display": false,
"canBeUsedToMatch": true,
"type": "string",
"removed": true
},
{
"id": "status",
"displayName": "status",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "string"
},
{
"id": "expiresAt",
"displayName": "expiresAt",
"required": false,
"defaultMatch": false,
"display": false,
"canBeUsedToMatch": true,
"type": "date",
"removed": true
},
{
"id": "consumedAt",
"displayName": "consumedAt",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "date"
}
],
"attemptToConvertTypes": false,
"convertFieldsToString": false
},
"options": {
"dryRun": false
}
},
"type": "n8n-nodes-base.dataTable",
"typeVersion": 1.1,
"position": [
120,
0
],
"id": "52000000-0000-4000-8000-000000000005",
"name": "Supersede Older Proposals",
"alwaysOutputData": true,
"onError": "continueRegularOutput"
},
{
"parameters": {
"resource": "row",
"operation": "insert",
"dataTableId": {
"__rl": true,
"value": "pending_actions",
"mode": "name"
},
"columns": {
"mappingMode": "defineBelow",
"value": {
"actionId": "={{ $('Validate Create Proposal').item.json.actionId }}",
"sessionId": "={{ $('Validate Create Proposal').item.json.sessionId }}",
"actionType": "create_task",
"proposedInput": "={{ JSON.stringify($('Validate Create Proposal').item.json.proposedInput) }}",
"confirmationText": "={{ $('Validate Create Proposal').item.json.confirmationText }}",
"status": "pending",
"expiresAt": "={{ $('Validate Create Proposal').item.json.expiresAt }}"
},
"matchingColumns": [],
"schema": [
{
"id": "actionId",
"displayName": "actionId",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "string"
},
{
"id": "sessionId",
"displayName": "sessionId",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "string"
},
{
"id": "actionType",
"displayName": "actionType",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "string"
},
{
"id": "proposedInput",
"displayName": "proposedInput",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "string"
},
{
"id": "confirmationText",
"displayName": "confirmationText",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "string"
},
{
"id": "status",
"displayName": "status",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "string"
},
{
"id": "expiresAt",
"displayName": "expiresAt",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "date"
},
{
"id": "consumedAt",
"displayName": "consumedAt",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "date"
}
],
"attemptToConvertTypes": false,
"convertFieldsToString": false
},
"options": {}
},
"type": "n8n-nodes-base.dataTable",
"typeVersion": 1.1,
"position": [
380,
0
],
"id": "52000000-0000-4000-8000-000000000006",
"name": "Insert Pending Action",
"onError": "continueRegularOutput"
},
{
"parameters": {
"mode": "runOnceForEachItem",
"language": "javaScript",
"jsCode": "const proposal = $('Validate Create Proposal').first().json;\nif (!Number.isInteger($json.id)) {\n return {\n json: {\n ...proposal,\n response: {\n ok: false,\n error: {\n code: 'CONFIRMATION_DATA_UNAVAILABLE',\n message: 'The task proposal could not be saved. Rerun local setup, then try again.'\n }\n }\n }\n };\n}\nreturn {\n json: {\n ...proposal,\n response: {\n ok: true,\n confirmationRequired: true,\n action: { type: 'create_task', arguments: proposal.proposedInput },\n confirmation: {\n phrase: proposal.confirmationText,\n expiresAt: proposal.expiresAt\n },\n message: `No task changed. Ask the user to reply with exactly \"${proposal.confirmationText}\" within five minutes.`\n }\n }\n};"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
640,
0
],
"id": "52000000-0000-4000-8000-000000000007",
"name": "Shape Create Proposal"
},
{
"parameters": {
"mode": "runOnceForEachItem",
"language": "javaScript",
"jsCode": "const response = $json.response;\nconst proposedInput = $json.proposedInput ?? {};\nreturn {\n json: {\n occurredAt: new Date().toISOString(),\n sessionId: String($json.sessionId ?? ''),\n requestId: String($json.actionId ?? ''),\n toolName: 'create_task_proposal',\n proposedInput: JSON.stringify(proposedInput),\n result: JSON.stringify(response),\n error: response?.ok === false ? String(response.error?.message ?? 'Proposal failed') : '',\n response\n }\n};"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
900,
80
],
"id": "52000000-0000-4000-8000-000000000008",
"name": "Prepare Audit"
},
{
"parameters": {
"resource": "row",
"operation": "insert",
"dataTableId": {
"__rl": true,
"value": "tool_audit",
"mode": "name"
},
"columns": {
"mappingMode": "defineBelow",
"value": {
"occurredAt": "={{ $json.occurredAt }}",
"sessionId": "={{ $json.sessionId }}",
"requestId": "={{ $json.requestId }}",
"toolName": "={{ $json.toolName }}",
"proposedInput": "={{ $json.proposedInput }}",
"result": "={{ $json.result }}",
"error": "={{ $json.error }}"
},
"matchingColumns": [],
"schema": [
{
"id": "occurredAt",
"displayName": "occurredAt",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "date"
},
{
"id": "sessionId",
"displayName": "sessionId",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "string"
},
{
"id": "requestId",
"displayName": "requestId",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "string"
},
{
"id": "toolName",
"displayName": "toolName",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "string"
},
{
"id": "proposedInput",
"displayName": "proposedInput",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "string"
},
{
"id": "result",
"displayName": "result",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "string"
},
{
"id": "error",
"displayName": "error",
"required": false,
"defaultMatch": false,
"display": true,
"canBeUsedToMatch": true,
"type": "string"
}
],
"attemptToConvertTypes": false,
"convertFieldsToString": false
},
"options": {}
},
"type": "n8n-nodes-base.dataTable",
"typeVersion": 1.1,
"position": [
1160,
80
],
"id": "52000000-0000-4000-8000-000000000009",
"name": "Write Tool Audit",
"onError": "continueRegularOutput"
},
{
"parameters": {
"mode": "runOnceForEachItem",
"language": "javaScript",
"jsCode": "const prepared = $('Prepare Audit').item.json;\nconst response = { ...prepared.response };\nif (!Number.isInteger($json.id)) {\n response.auditWarning = 'The proposal result could not be written to the local audit table.';\n}\nreturn { json: response };"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1420,
80
],
"id": "52000000-0000-4000-8000-00000000000a",
"name": "Return Tool Result"
}
],
"connections": {
"Tool Input": {
"main": [
[
{
"node": "Validate Create Proposal",
"type": "main",
"index": 0
}
]
]
},
"Validate Create Proposal": {
"main": [
[
{
"node": "Proposal Is Valid?",
"type": "main",
"index": 0
}
]
]
},
"Proposal Is Valid?": {
"main": [
[
{
"node": "Supersede Older Proposals",
"type": "main",
"index": 0
}
],
[
{
"node": "Prepare Audit",
"type": "main",
"index": 0
}
]
]
},
"Supersede Older Proposals": {
"main": [
[
{
"node": "Insert Pending Action",
"type": "main",
"index": 0
}
]
]
},
"Insert Pending Action": {
"main": [
[
{
"node": "Shape Create Proposal",
"type": "main",
"index": 0
}
]
]
},
"Shape Create Proposal": {
"main": [
[
{
"node": "Prepare Audit",
"type": "main",
"index": 0
}
]
]
},
"Prepare Audit": {
"main": [
[
{
"node": "Write Tool Audit",
"type": "main",
"index": 0
}
]
]
},
"Write Tool Audit": {
"main": [
[
{
"node": "Return Tool Result",
"type": "main",
"index": 0
}
]
]
}
},
"active": false,
"settings": {
"executionOrder": "v1",
"executionTimeout": 20,
"saveDataErrorExecution": "all",
"saveDataSuccessExecution": "all",
"saveManualExecutions": true
},
"versionId": "ae5eCeae-5555-4555-8555-555555555555",
"meta": {
"phase": 5,
"testedWithN8n": "2.30.5",
"toolRisk": "write",
"taskMutation": "none",
"confirmation": "required-before-execution"
},
"tags": []
}
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About this workflow
30 - TOOL - Propose create_task. Uses executeWorkflowTrigger, dataTable. Event-driven trigger; 10 nodes.
Source: https://github.com/drsamdonegan/ai-solopreneur/blob/main/n8n/workflows/30-tool-propose-create-task.json — original creator credit. Request a take-down →
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