[2] Slack Approval → Ship/revise/confirm Handler (fixed) (slack Trigger)

The workflow JSON

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{
  "id": "wyuE6DJqNXhX3K7B",
  "name": "[2] Slack Approval \u2192 Ship/Revise/Confirm Handler (FIXED)",
  "description": "Handles Slack reply intents (SHIP/REVISE/CONFIRM). Routes to Gmail send, revision workflow, or acknowledgment. Includes fix to persist revised drafts to Google Sheet before SHIP can pull them.",
  "active": true,
  "isArchived": false,
  "nodes": [
    {
      "parameters": {
        "trigger": [
          "message"
        ],
        "channelId": {
          "__rl": true,
          "mode": "id",
          "value": "C0A0MBQ2L8P"
        },
        "options": {
          "resolveIds": true
        }
      },
      "id": "b55152b7-7d0d-4833-a469-404b4f349cb9",
      "name": "Slack Trigger",
      "type": "n8n-nodes-base.slackTrigger",
      "typeVersion": 1,
      "position": [
        -1696,
        352
      ],
      "credentials": {
        "slackApi": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "url": "https://slack.com/api/conversations.replies",
        "authentication": "predefinedCredentialType",
        "nodeCredentialType": "slackOAuth2Api",
        "sendQuery": true,
        "queryParameters": {
          "parameters": [
            {
              "name": "channel",
              "value": "={{ $json.channel }}"
            },
            {
              "name": "ts",
              "value": "={{ $json.thread_ts }}"
            }
          ]
        },
        "options": {}
      },
      "id": "a44632d1-751e-416a-b87b-693b5e1bdf49",
      "name": "Get Thread Context",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.3,
      "position": [
        -1248,
        352
      ],
      "credentials": {
        "slackOAuth2Api": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "jsCode": "const messages = $input.first().json.messages || [];\nconst replyMessage = $('Slack Trigger').first().json.text || '';\nconst threadTs = $('Slack Trigger').first().json.thread_ts;\n\n// Concatenate all bot messages at start of thread (handles split messages)\nconst hollerBotId = 'U0A0GJN18JK';\nlet parentContent = '';\nfor (const msg of messages) {\n  if (msg.bot_id || msg.user === hollerBotId || !msg.user) {\n    parentContent += (msg.text || '') + '\\n';\n  } else {\n    if (msg.ts !== $('Slack Trigger').first().json.ts) {\n      break;\n    }\n  }\n}\n\nif (!parentContent.trim()) {\n  parentContent = messages[0]?.text || '';\n}\n\nconst execIdMatch = parentContent.match(/Exec(?:ution)? ID[:\\s]*(\\d+)/i);\nconst executionId = execIdMatch ? execIdMatch[1].trim() : null;\n\nconst fromMatch = parentContent.match(/\\*From:\\*\\s*([^\\n]+)/);\nconst subjectMatch = parentContent.match(/\\*Subject:\\*\\s*([^\\n]+)/);\n\nreturn [{\n  json: {\n    execution_id: executionId,\n    reply_text: replyMessage,\n    thread_ts: threadTs,\n    from_email: fromMatch ? fromMatch[1].trim() : '',\n    subject: subjectMatch ? subjectMatch[1].trim() : '',\n    parent_message: parentContent\n  }\n}];"
      },
      "id": "817eecc3-7dd1-4da0-9f55-9f3b61e898fc",
      "name": "Parse Thread Data",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        -1024,
        352
      ]
    },
    {
      "parameters": {
        "model": {
          "__rl": true,
          "value": "claude-sonnet-4-5-20250929",
          "mode": "list"
        },
        "options": {}
      },
      "id": "a47ee7ab-0171-4cca-90d6-e5e020457b23",
      "name": "Claude Sonnet 4",
      "type": "@n8n/n8n-nodes-langchain.lmChatAnthropic",
      "typeVersion": 1.3,
      "position": [
        -512,
        272
      ],
      "credentials": {
        "anthropicApi": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "promptType": "define",
        "text": "={{ $json.reply_text }}",
        "options": {
          "systemMessage": "You are an intent classifier for email approval replies. Analyze the reply and return EXACTLY one word:\n\nSHIP - if approving/sending (e.g., \"ship it\", \"send it\", \"approved\", \"looks good\", \"go ahead\")\nREVISE - if requesting changes (e.g., \"revise\", \"change X\", \"make it shorter\", any specific feedback)\nCONFIRM - if just acknowledging (e.g., \"thanks\", \"got it\", \"confirmed\")\n\nOutput only: SHIP, REVISE, or CONFIRM"
        }
      },
      "id": "e499f392-d39a-40f0-944e-d71520e9f14a",
      "name": "Intent Classifier",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "typeVersion": 3,
      "position": [
        -576,
        48
      ]
    },
    {
      "parameters": {
        "rules": {
          "values": [
            {
              "conditions": {
                "options": {
                  "caseSensitive": true,
                  "leftValue": "",
                  "typeValidation": "strict"
                },
                "conditions": [
                  {
                    "leftValue": "={{ $json.output }}",
                    "rightValue": "SHIP",
                    "operator": {
                      "type": "string",
                      "operation": "contains"
                    }
                  }
                ],
                "combinator": "and"
              },
              "renameOutput": true,
              "outputKey": "SHIP"
            },
            {
              "conditions": {
                "options": {
                  "caseSensitive": true,
                  "leftValue": "",
                  "typeValidation": "strict"
                },
                "conditions": [
                  {
                    "leftValue": "={{ $json.output }}",
                    "rightValue": "REVISE",
                    "operator": {
                      "type": "string",
                      "operation": "contains"
                    }
                  }
                ],
                "combinator": "and"
              },
              "renameOutput": true,
              "outputKey": "REVISE"
            },
            {
              "conditions": {
                "options": {
                  "caseSensitive": true,
                  "leftValue": "",
                  "typeValidation": "strict"
                },
                "conditions": [
                  {
                    "leftValue": "={{ $json.output }}",
                    "rightValue": "CONFIRM",
                    "operator": {
                      "type": "string",
                      "operation": "contains"
                    }
                  }
                ],
                "combinator": "and"
              },
              "renameOutput": true,
              "outputKey": "CONFIRM"
            }
          ]
        },
        "options": {
          "fallbackOutput": "extra",
          "ignoreCase": true,
          "renameFallbackOutput": "CONFIRM"
        }
      },
      "id": "b8cf9eed-fe37-401e-88eb-6bd305e6790c",
      "name": "Route by Intent",
      "type": "n8n-nodes-base.switch",
      "typeVersion": 3.3,
      "position": [
        -224,
        112
      ]
    },
    {
      "parameters": {
        "documentId": {
          "__rl": true,
          "mode": "id",
          "value": "YOUR_GOOGLE_SHEET_ID"
        },
        "sheetName": {
          "__rl": true,
          "value": "gid=0",
          "mode": "list",
          "cachedResultName": "Email Drafts"
        },
        "filtersUI": {
          "values": [
            {
              "lookupColumn": "execution_id",
              "lookupValue": "={{ $('Parse Thread Data').item.json.execution_id }}"
            }
          ]
        },
        "options": {
          "returnFirstMatch": true
        }
      },
      "id": "fe59998f-6fdd-417f-96ca-2a06ce9050c0",
      "name": "Get Draft from Sheet",
      "type": "n8n-nodes-base.googleSheets",
      "typeVersion": 4.5,
      "position": [
        0,
        0
      ],
      "credentials": {
        "googleSheetsOAuth2Api": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "jsCode": "const draftBody = $input.first().json.draft_body || '';\n\nfunction markdownToHtml(text) {\n  let html = text;\n  html = html.replace(/\\r\\n/g, '\\n');\n  html = html.replace(/\\n\\n+/g, '</p><p>');\n  html = html.replace(/\\n/g, '<br>\\n');\n  html = html.replace(/\\*\\*([^*]+)\\*\\*/g, '<strong>$1</strong>');\n  html = html.replace(/__([^_]+)__/g, '<strong>$1</strong>');\n  if (!html.startsWith('<p>')) html = '<p>' + html;\n  if (!html.endsWith('</p>')) html = html + '</p>';\n  html = html.replace(/<p><\\/p>/g, '');\n  html = html.replace(/<p><br>\\n<\\/p>/g, '');\n  return html;\n}\n\nconst htmlBody = markdownToHtml(draftBody);\nconst originalData = $input.first().json;\n\nreturn [{ json: { ...originalData, draft_body_html: htmlBody, draft_body_original: draftBody } }];"
      },
      "id": "format-email-body-node",
      "name": "Format Email Body",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        112,
        0
      ]
    },
    {
      "parameters": {
        "operation": "reply",
        "messageId": "={{ $json.gmail_message_id }}",
        "message": "={{ $json.draft_body_html }}",
        "options": {}
      },
      "id": "70787849-c1b4-41bb-bb34-bf5717447b4d",
      "name": "Send Email",
      "type": "n8n-nodes-base.gmail",
      "typeVersion": 2.1,
      "position": [
        336,
        0
      ],
      "credentials": {
        "gmailOAuth2": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "operation": "update",
        "documentId": {
          "__rl": true,
          "mode": "id",
          "value": "YOUR_GOOGLE_SHEET_ID"
        },
        "sheetName": {
          "__rl": true,
          "value": "gid=0",
          "mode": "list",
          "cachedResultName": "Email Drafts"
        },
        "columns": {
          "mappingMode": "defineBelow",
          "value": {
            "execution_id": "={{ $('Parse Thread Data').item.json.execution_id }}",
            "status": "sent",
            "sent_at": "={{ $now.toISO() }}",
            "updated_at": "={{ $now.toISO() }}"
          },
          "matchingColumns": [
            "execution_id"
          ]
        },
        "options": {}
      },
      "id": "00bfa8b7-05e4-4077-807f-bd8e47137a89",
      "name": "Update Sheet Status",
      "type": "n8n-nodes-base.googleSheets",
      "typeVersion": 4.5,
      "position": [
        560,
        0
      ],
      "credentials": {
        "googleSheetsOAuth2Api": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "select": "channel",
        "channelId": {
          "__rl": true,
          "mode": "id",
          "value": "={{ $('Slack Trigger').first().json.channel }}"
        },
        "text": "\u2705 Email sent successfully!",
        "otherOptions": {}
      },
      "id": "b1116276-41e9-40f6-ab7b-6447dd47756a",
      "name": "Confirm in Slack",
      "type": "n8n-nodes-base.slack",
      "typeVersion": 2.3,
      "position": [
        928,
        -16
      ],
      "credentials": {
        "slackApi": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "documentId": {
          "__rl": true,
          "mode": "id",
          "value": "YOUR_GOOGLE_SHEET_ID"
        },
        "sheetName": {
          "__rl": true,
          "value": "gid=0",
          "mode": "list",
          "cachedResultName": "Email Drafts"
        },
        "filtersUI": {
          "values": [
            {
              "lookupColumn": "execution_id",
              "lookupValue": "={{ $('Parse Thread Data').item.json.execution_id }}"
            }
          ]
        },
        "options": {
          "returnFirstMatch": true
        }
      },
      "id": "77c24336-ec68-4472-800f-451f9fcd96d5",
      "name": "Get Draft for Revision",
      "type": "n8n-nodes-base.googleSheets",
      "typeVersion": 4.5,
      "position": [
        208,
        208
      ],
      "credentials": {
        "googleSheetsOAuth2Api": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "workflowId": {
          "__rl": true,
          "value": "YOUR_SUB_WORKFLOW_ID",
          "mode": "id"
        },
        "workflowInputs": {
          "mappingMode": "defineBelow",
          "value": {
            "execution_id": "={{ $('Parse Thread Data').item.json.execution_id }}",
            "revision_count": "={{ ($('Get Draft for Revision').first().json.revision_count || 0) + 1 }}",
            "human_feedback": "={{ $('Parse Thread Data').item.json.reply_text }}",
            "original_email": "={{ { subject: $('Get Draft for Revision').first().json.original_subject, sender: $('Get Draft for Revision').first().json.sender_email, body: $('Get Draft for Revision').first().json.original_body } }}",
            "previous_draft": "={{ $('Get Draft for Revision').first().json.draft_body }}",
            "cinnamon_analysis": "={{ $('Get Draft for Revision').first().json.cinnamon_analysis }}",
            "hatch_analysis": "={{ $('Get Draft for Revision').first().json.hatch_analysis }}"
          }
        },
        "options": {}
      },
      "id": "e315674e-9545-47fd-9b8a-98166674090c",
      "name": "Call SUB Workflow",
      "type": "n8n-nodes-base.executeWorkflow",
      "typeVersion": 1.3,
      "position": [
        432,
        208
      ]
    },
    {
      "parameters": {
        "jsCode": "// Assemble Revision SITREP for Slack\nconst subOutput = $input.first().json;\n\nconst holler = subOutput.holler_briefing || {\n  tldr: 'Revision processed',\n  customer_vibe: 'Unknown',\n  heat_level: '\ud83d\udd25 Unknown',\n  the_call: subOutput.bishop_status === 'PASS' ? 'SHIP_IT' : 'NEEDS_REVIEW',\n  call_reasoning: 'See Bishop evaluation',\n  what_changed: 'See draft comparison',\n  personality_closer: 'Stay spicy!'\n};\n\nconst threadTs = $('Parse Thread Data').first().json.thread_ts;\n\nconst message = [\n  `\ud83c\udf57 *HOLLER REVISION SITREP* | _Exec ID: ${subOutput.execution_id} \u2022 Revision #${subOutput.revision_count}_ \ud83c\udf57`,\n  '',\n  holler.tldr || 'Revision processed',\n  '',\n  `*Your feedback:* \"${(subOutput.human_feedback || '').substring(0, 150)}${subOutput.human_feedback?.length > 150 ? '...' : ''}\"`,\n  `*What changed:* ${holler.what_changed || 'See draft below'}`,\n  `*Customer vibe:* ${holler.customer_vibe || 'Unknown'}`,\n  `*The heat level:* ${holler.heat_level || '\ud83d\udd25 Unknown'}`,\n  '',\n  '-------------------------------------------',\n  '',\n  '\ud83d\udce7 *ORIGINAL CUSTOMER EMAIL*',\n  '',\n  `*From:* ${subOutput.original_email?.sender || 'Unknown'}`,\n  `*Subject:* ${subOutput.original_email?.subject || 'Unknown'}`,\n  '',\n  (subOutput.original_email?.body || 'No body').substring(0, 500),\n  '',\n  '-------------------------------------------',\n  '',\n  `\u2709\ufe0f *REVISED DRAFT* (v${subOutput.revision_count}) - Score: ${subOutput.bishop_score}/100`,\n  '',\n  `*Subject:* ${subOutput.revised_draft.subject}`,\n  '',\n  subOutput.revised_draft.body,\n  '',\n  '-------------------------------------------',\n  '',\n  `\ud83d\udc54 *BISHOP'S VERDICT:* ${subOutput.bishop_status === 'PASS' ? 'PASS \u2705' : 'FAIL \u26a0\ufe0f'} (${subOutput.bishop_score}/100)`,\n  '',\n  subOutput.evaluation_details?.summary || 'No summary available',\n  '',\n  '-------------------------------------------',\n  '',\n  `*THE CALL:* ${holler.the_call === 'SHIP_IT' ? '\u2705 SHIP IT' : '\u26a0\ufe0f NEEDS REVIEW'}`,\n  '',\n  holler.call_reasoning || 'See evaluation above',\n  '',\n  '---',\n  '',\n  holler.personality_closer || 'Stay spicy! \ud83c\udf57'\n].join('\\n');\n\nreturn [{\n  json: {\n    slack_message: message,\n    thread_ts: threadTs,\n    revised_draft: subOutput.revised_draft,\n    bishop_score: subOutput.bishop_score,\n    bishop_status: subOutput.bishop_status,\n    revision_count: subOutput.revision_count,\n    execution_id: subOutput.execution_id\n  }\n}];"
      },
      "id": "d698abb8-c742-4c4a-a5c1-856c937ce344",
      "name": "Assemble Revision SITREP",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        544,
        208
      ]
    },
    {
      "parameters": {
        "operation": "update",
        "documentId": {
          "__rl": true,
          "mode": "id",
          "value": "YOUR_GOOGLE_SHEET_ID"
        },
        "sheetName": {
          "__rl": true,
          "value": "gid=0",
          "mode": "list",
          "cachedResultName": "Email Drafts"
        },
        "columns": {
          "mappingMode": "defineBelow",
          "value": {
            "execution_id": "={{ $json.execution_id }}",
            "draft_subject": "={{ $json.revised_draft.subject }}",
            "draft_body": "={{ $json.revised_draft.body }}",
            "qa_score": "={{ $json.bishop_score }}",
            "qa_status": "={{ $json.bishop_status }}",
            "revision_count": "={{ $json.revision_count }}",
            "status": "pending_approval",
            "updated_at": "={{ $now.toISO() }}"
          },
          "matchingColumns": [
            "execution_id"
          ]
        },
        "options": {}
      },
      "id": "update-sheet-revision-node",
      "name": "Update Sheet with Revision",
      "type": "n8n-nodes-base.googleSheets",
      "typeVersion": 4.5,
      "position": [
        768,
        208
      ],
      "credentials": {
        "googleSheetsOAuth2Api": {
          "name": "<your credential>"
        }
      },
      "notes": "CRITICAL FIX: This node persists the revised draft to Google Sheet BEFORE posting to Slack. This ensures that when SHIP is triggered, it pulls the correct (revised) version."
    },
    {
      "parameters": {
        "select": "channel",
        "channelId": {
          "__rl": true,
          "mode": "id",
          "value": "={{ $('Slack Trigger').first().json.channel }}"
        },
        "text": "={{ $json.slack_message }}",
        "otherOptions": {}
      },
      "id": "ae084ea7-0fb4-442b-9029-ed8af14271c4",
      "name": "Post New Draft to Slack",
      "type": "n8n-nodes-base.slack",
      "typeVersion": 2.3,
      "position": [
        992,
        208
      ],
      "credentials": {
        "slackApi": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "operation": "update",
        "documentId": {
          "__rl": true,
          "mode": "id",
          "value": "YOUR_GOOGLE_SHEET_ID"
        },
        "sheetName": {
          "__rl": true,
          "value": "gid=0",
          "mode": "list",
          "cachedResultName": "Email Drafts"
        },
        "columns": {
          "mappingMode": "defineBelow",
          "value": {
            "execution_id": "={{ $('Parse Thread Data').item.json.execution_id }}",
            "status": "confirmed",
            "updated_at": "={{ $now.toISO() }}"
          },
          "matchingColumns": [
            "execution_id"
          ]
        },
        "options": {}
      },
      "id": "099002ee-7cb1-43e8-bc0a-2f3e7db37bd3",
      "name": "Update Sheet Confirmed",
      "type": "n8n-nodes-base.googleSheets",
      "typeVersion": 4.5,
      "position": [
        208,
        400
      ],
      "credentials": {
        "googleSheetsOAuth2Api": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "select": "channel",
        "channelId": {
          "__rl": true,
          "mode": "id",
          "value": "={{ $('Slack Trigger').first().json.channel }}"
        },
        "text": "\ud83d\udc4d Acknowledged",
        "otherOptions": {
          "includeLinkToWorkflow": true
        }
      },
      "id": "06958136-0b6f-4c08-8e7e-d8da2406489f",
      "name": "Ack in Slack",
      "type": "n8n-nodes-base.slack",
      "typeVersion": 2.3,
      "position": [
        432,
        400
      ],
      "credentials": {
        "slackApi": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "conditions": {
          "options": {
            "caseSensitive": true,
            "leftValue": "",
            "typeValidation": "strict",
            "version": 2
          },
          "combinator": "and",
          "conditions": [
            {
              "id": "condition1",
              "leftValue": "={{ $json.thread_ts }}",
              "rightValue": "",
              "operator": {
                "type": "string",
                "operation": "notEmpty"
              }
            },
            {
              "id": "condition2",
              "leftValue": "={{ $json.thread_ts }}",
              "rightValue": "={{ $json.ts }}",
              "operator": {
                "type": "string",
                "operation": "notEquals"
              }
            }
          ]
        },
        "options": {}
      },
      "id": "199f6d7c-4edf-4e40-902c-eaabb1468464",
      "name": "Filter Holler Replies",
      "type": "n8n-nodes-base.if",
      "typeVersion": 2,
      "position": [
        -1472,
        352
      ]
    },
    {
      "parameters": {
        "conditions": {
          "options": {
            "caseSensitive": true,
            "leftValue": "",
            "typeValidation": "strict",
            "version": 2
          },
          "combinator": "and",
          "conditions": [
            {
              "id": "condition1",
              "leftValue": "={{ $json.execution_id }}",
              "rightValue": "",
              "operator": {
                "type": "string",
                "operation": "notEmpty"
              }
            }
          ]
        },
        "options": {}
      },
      "id": "cff2a112-f78b-404b-a411-bcbd3a1e8d75",
      "name": "Check Parse Success",
      "type": "n8n-nodes-base.if",
      "typeVersion": 2,
      "position": [
        -800,
        352
      ]
    },
    {
      "parameters": {
        "select": "channel",
        "channelId": {
          "__rl": true,
          "mode": "id",
          "value": "={{ $('Slack Trigger').first().json.channel }}"
        },
        "text": "\u26a0\ufe0f Could not process your response. Please reply to a draft message from Holler.",
        "otherOptions": {
          "includeLinkToWorkflow": false
        }
      },
      "id": "629f6651-0159-49a8-9bf9-801580b7a2d7",
      "name": "Error Response",
      "type": "n8n-nodes-base.slack",
      "typeVersion": 2.3,
      "position": [
        -512,
        448
      ],
      "credentials": {
        "slackApi": {
          "name": "<your credential>"
        }
      }
    }
  ],
  "connections": {
    "Slack Trigger": {
      "main": [
        [
          {
            "node": "Filter Holler Replies",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get Thread Context": {
      "main": [
        [
          {
            "node": "Parse Thread Data",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Parse Thread Data": {
      "main": [
        [
          {
            "node": "Check Parse Success",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Claude Sonnet 4": {
      "ai_languageModel": [
        [
          {
            "node": "Intent Classifier",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Intent Classifier": {
      "main": [
        [
          {
            "node": "Route by Intent",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Route by Intent": {
      "main": [
        [
          {
            "node": "Get Draft from Sheet",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Get Draft for Revision",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Update Sheet Confirmed",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Send Email": {
      "main": [
        [
          {
            "node": "Update Sheet Status",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Update Sheet Status": {
      "main": [
        [
          {
            "node": "Confirm in Slack",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Update Sheet Confirmed": {
      "main": [
        [
          {
            "node": "Ack in Slack",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Filter Holler Replies": {
      "main": [
        [
          {
            "node": "Get Thread Context",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Check Parse Success": {
      "main": [
        [
          {
            "node": "Intent Classifier",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Error Response",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get Draft for Revision": {
      "main": [
        [
          {
            "node": "Call SUB Workflow",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Call SUB Workflow": {
      "main": [
        [
          {
            "node": "Assemble Revision SITREP",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Assemble Revision SITREP": {
      "main": [
        [
          {
            "node": "Update Sheet with Revision",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Update Sheet with Revision": {
      "main": [
        [
          {
            "node": "Post New Draft to Slack",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get Draft from Sheet": {
      "main": [
        [
          {
            "node": "Format Email Body",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Format Email Body": {
      "main": [
        [
          {
            "node": "Send Email",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1",
    "callerPolicy": "workflowsFromSameOwner",
    "availableInMCP": false
  },
  "tags": [
    "HITL",
    "Week-3",
    "Approval",
    "Hattie-B"
  ],
  "meta": {
    "fixedAt": "2026-01-30",
    "fixDescription": "Added 'Update Sheet with Revision' node to persist revised drafts before posting to Slack. This prevents the bug where SHIP would pull stale v1 data instead of the revised v2 draft."
  }
}

Credentials you'll need

Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.

• anthropicApi
• gmailOAuth2
• googleSheetsOAuth2Api
• slackApi
• slackOAuth2Api

About this workflow

[2] Slack Approval → Ship/Revise/Confirm Handler (FIXED). Uses slackTrigger, httpRequest, lmChatAnthropic, agent. Event-driven trigger; 21 nodes.

Source: https://github.com/8Dvibes/mindvalley-ai-mastery-students/blob/main/workflows/W2-Approval-Handler-FIXED.json — original creator credit. Request a take-down →

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