Google Sheets에서 Instagram으로의 AI 콘텐츠 생성 및 게시 자동화

• •대상 API의 인증 정보가 필요할 수 있음
• •Google Sheets API 인증 정보
• •Facebook Graph API 인증 정보
• •Google Gemini API Key

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  "nodes": [
    {
      "id": "c53bc70a-2e85-465a-b977-73cfd268ba41",
      "name": "Scheduled 시작: Check for New Posts",
      "type": "n8n-nodes-base.scheduleTrigger",
      "position": [
        -1240,
        -380
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      "parameters": {
        "rule": {
          "interval": [
            {}
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      },
      "typeVersion": 1.2
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    {
      "id": "aa73f2af-f311-465b-8270-b027b17eec0d",
      "name": "1. Get Next Post Idea from Sheet",
      "type": "n8n-nodes-base.googleSheets",
      "position": [
        -920,
        -380
      ],
      "parameters": {
        "options": {
          "returnFirstMatch": true
        },
        "filtersUI": {
          "values": [
            {
              "lookupValue": "0",
              "lookupColumn": "Status"
            }
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        "sheetName": {
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          "mode": "list",
          "value": 1510137257,
          "cachedResultUrl": "https://docs.google.com/spreadsheets/d/1hG2NMi-4fMa7D5qGonCN8bsYVya4L2TOB_8mI4XK-9k/edit#gid=1510137257",
          "cachedResultName": "Postİ"
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          "__rl": true,
          "mode": "list",
          "value": "1hG2NMi-4fMa7D5qGonCN8bsYVya4L2TOB_8mI4XK-9k",
          "cachedResultUrl": "https://docs.google.com/spreadsheets/d/1hG2NMi-4fMa7D5qGonCN8bsYVya4L2TOB_8mI4XK-9k/edit?usp=drivesdk",
          "cachedResultName": "Medium Post Automation"
        }
      },
      "credentials": {
        "googleSheetsOAuth2Api": {
          "id": "VV5AyFvgYkc4TfC7",
          "name": "Onur Drive "
        }
      },
      "typeVersion": 4.5
    },
    {
      "id": "42e129d0-5e4f-4226-a86f-b7fd04c8c497",
      "name": "2. Prepare Input Variables (Topic, Audience, etc.)",
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      "position": [
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              "name": "Topic",
              "type": "string",
              "value": "={{ $json.Topic }}"
            },
            {
              "id": "e48783e8-5f6b-4c54-bf4f-c004414dc510",
              "name": "TargetAudience",
              "type": "string",
              "value": "={{ $json.Audience }}"
            },
            {
              "id": "c499a954-b4c6-4702-ab86-3656aa2b1783",
              "name": "BrandVoice",
              "type": "string",
              "value": "={{ $json.Voice }}"
            },
            {
              "id": "210f7103-4d6b-42e9-9168-fd99dff94b5a",
              "name": "Platform",
              "type": "string",
              "value": "={{ $json.Platform }}"
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
      "id": "5036db9b-1a1b-48d7-bfaa-1839ba5331b5",
      "name": "3a. Generate Content Concept (Gemini)",
      "type": "@n8n/n8n-nodes-langchain.chainLlm",
      "position": [
        -160,
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      ],
      "parameters": {
        "text": "=",
        "messages": {
          "messageValues": [
            {
              "message": "=<prompt>     <role>         You are a **highly imaginative Social Media Strategist** specializing in generating **unique, platform-aware content CONCEPTS** for **Instagram and LinkedIn**. You think beyond basic formats and consider audience engagement.     </role>      <task>         Based *only* on the `Topic`, `Target Audience`, `Brand Voice`, AND **target `Platform` ('Instagram' or 'LinkedIn')**, generate **exactly 1 creative content CONCEPT**. Focus on the **core message, angle, or hook**. The suggested format **MUST be \"Single Image\"**.         1.  **Platform Optimization:** **Explicitly tailor** the *type* and *angle* of the concept to the specified `Platform`. Consider typical user expectations and content formats:             * **Instagram:** Often more visual, storytelling, personal, community-focused, impactful single images.             * **LinkedIn:** Can utilize impactful single images to convey data points, key takeaways, or thought-provoking visuals supporting a concise message.         2.  **Originality:** Avoid common tropes (like basic quotes) unless the input strongly suggests it. Explore diverse angles: striking visual representations of data, metaphorical imagery, thought-provoking questions presented visually, behind-the-scenes moments captured in a compelling image, key message highlighted graphically.         3.  **Format Suggestion:** The format **MUST be \"Single Image\"**. The **CONCEPT is primary, the format is fixed**.      </task>      <input_context>         <param name=\"Topic\">{{ $json.Topic }}</param>         <param name=\"TargetAudience\">{{ $json.TargetAudience }}</param>         <param name=\"BrandVoice\">{{ $json.BrandVoice }}</param>         <param name=\"Platform\">{{ $json.Platform }}</param>     </input_context>      <output_instructions>         Your response MUST be a single, valid JSON object containing exactly one key: `ideas`.         The value of `ideas` MUST be an array containing exactly 1 object.         The object in the array MUST have two keys: `concept` (string: the descriptive concept text) and `suggested_format` (string: **MUST be \"Single Image\"**).         Example: `{\"ideas\": [{\"concept\": \"Concept text...\", \"suggested_format\": \"Single Image\"}]}`         Do NOT include any other text, explanations, or formatting outside the JSON structure.     </output_instructions> </prompt>"
            }
          ]
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        "promptType": "define",
        "hasOutputParser": true
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    {
      "id": "5a882770-53af-466c-a297-856b088eb2b9",
      "name": "(LLM Model for Concept)",
      "type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
      "position": [
        -160,
        -220
      ],
      "parameters": {
        "options": {},
        "modelName": "models/gemini-2.0-flash-001"
      },
      "credentials": {
        "googlePalmApi": {
          "id": "hAoasnlx3jlRA3Kf",
          "name": "BCP Gemini"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "a4132a05-def7-4c4f-ad1d-092533f3b9f2",
      "name": "(Parse Concept JSON)",
      "type": "@n8n/n8n-nodes-langchain.outputParserStructured",
      "position": [
        0,
        -220
      ],
      "parameters": {
        "schemaType": "manual",
        "inputSchema": "{\n  \"type\": \"object\",\n  \"properties\": {\n    \"ideas\": {\n      \"type\": \"array\",\n      \"description\": \"An array containing exactly 1 content concept.\",\n      \"minItems\": 1,\n      \"maxItems\": 1,\n      \"items\": {\n        \"type\": \"object\",\n        \"properties\": {\n          \"concept\": {\n            \"type\": \"string\",\n            \"description\": \"The detailed text describing the content concept for a Single Image.\"\n          },\n          \"suggested_format\": {\n            \"type\": \"string\",\n            \"description\": \"The post format, which MUST be 'Single Image'.\",\n            \"const\": \"Single Image\"\n          }\n        },\n        \"required\": [\n          \"concept\",\n          \"suggested_format\"\n        ]\n      }\n    }\n  },\n  \"required\": [\n    \"ideas\"\n  ]\n}"
      },
      "typeVersion": 1.2
    },
    {
      "id": "46338aad-5f7d-464f-a7fe-e9ae00aacad5",
      "name": "3b. Generate Image Prompt Options (Gemini)",
      "type": "@n8n/n8n-nodes-langchain.chainLlm",
      "position": [
        580,
        -380
      ],
      "parameters": {
        "text": "=",
        "messages": {
          "messageValues": [
            {
              "message": "=<prompt>\n    <role>\n        You are an **Expert Instagram/LinkedIn Content Strategist and AI Image Prompt Engineer**. You excel at elaborating concepts based on user feedback and crafting distinct, detailed, and visually consistent prompt options tailored for the target platform.\n    </role>\n\n    <task>\n        1.  **Analyze** the `Chosen Idea`, `User Visual Input` (if provided and relevant), and **target `Platform`** to determine the optimal post format (in this case, assumed to be Single Image based on the output) and elaborate this into a practical `expanded_post_concept`. **Justify format choice based on concept AND platform norms.**\n        2.  **Incorporate** the user's visual direction (if any) into the concept description. If no specific visual input was given, propose a clear visual direction that aligns with the concept and platform.\n        3.  Generate **TWO DISTINCT OPTIONS** for the image prompts based on the `expanded_post_concept`. **Tailor the visual style and content nuances** described in the prompts to the target `Platform`. (E.g., LinkedIn visuals might be cleaner, more data-oriented; Instagram more lifestyle or emotive).\n        4.  **Ensure Distinction:** The two options should offer meaningful variety (e.g., style, composition, focus) while remaining true to the core concept.\n        5.  **Detail:** Prompts should be highly detailed, suitable for advanced AI image generators (include subject, action, setting, style, mood, composition, lighting, color palette keywords).\n    </task>\n\n    <input_context>\n        <param name=\"ChosenIdea\">{{ $json.output.ideas[0].concept }}</param>\n        <param name=\"OriginalTopic\"> {{ $('2. Prepare Input Variables (Topic, Audience, etc.)').item.json.Topic }}</param>\n        <param name=\"TargetAudience\"> {{ $('2. Prepare Input Variables (Topic, Audience, etc.)').item.json.TargetAudience }}</param>\n        <param name=\"BrandVoice\"> {{ $('2. Prepare Input Variables (Topic, Audience, etc.)').item.json.BrandVoice }}</param>\n        <param name=\"Platform\"> {{ $('2. Prepare Input Variables (Topic, Audience, etc.)').item.json.Platform }}</param>\n        </input_context>\n\n    <output_instructions>\n        Your response MUST be a single, valid JSON object containing exactly two keys: `expanded_post_concept` and `prompt_options`.\n        - `expanded_post_concept` (string): The elaborated visual concept, stating Single Image format and incorporating user input/platform considerations.\n        - `prompt_options` (array): MUST contain exactly TWO objects.\n            - Each object represents one prompt option and MUST have two keys:\n                - `option_description` (string): Briefly describe the distinct angle/style of this option (e.g., \"Option 1: Hyperrealistic...\").\n                - `prompts` (array of strings): Contains ONE string representing the detailed prompt for the single image.\n       \n         \n        Do NOT include any text outside this JSON structure. Do NOT generate captions here.\n    </output_instructions>\n</prompt>"
            }
          ]
        },
        "promptType": "define",
        "hasOutputParser": true
      },
      "typeVersion": 1.5
    },
    {
      "id": "950b7c2f-cebc-41ae-aad8-38b139c1b2ea",
      "name": "(LLM Model for Prompts)",
      "type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
      "position": [
        580,
        -220
      ],
      "parameters": {
        "options": {},
        "modelName": "models/gemini-2.0-flash-001"
      },
      "credentials": {
        "googlePalmApi": {
          "id": "hAoasnlx3jlRA3Kf",
          "name": "BCP Gemini"
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      "typeVersion": 1
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    {
      "id": "bfda2858-3a3a-4997-b30c-ce64429bd255",
      "name": "(Parse Prompts JSON)",
      "type": "@n8n/n8n-nodes-langchain.outputParserStructured",
      "position": [
        740,
        -220
      ],
      "parameters": {
        "schemaType": "manual",
        "inputSchema": "{\n  \"type\": \"object\",\n  \"properties\": {\n    \"expanded_post_concept\": {\n      \"type\": \"string\",\n      \"description\": \"The elaborated visual concept, stating Single Image format and incorporating user input/platform considerations.\"\n    },\n    \"prompt_options\": {\n      \"type\": \"array\",\n      \"description\": \"An array containing exactly TWO prompt options for the single image concept.\",\n      \"minItems\": 2,\n      \"maxItems\": 2,\n      \"items\": {\n        \"type\": \"object\",\n        \"properties\": {\n          \"option_description\": {\n            \"type\": \"string\",\n            \"description\": \"Briefly describes the distinct angle/style of this option (e.g., 'Option 1: Hyperrealistic...').\"\n          },\n          \"prompts\": {\n            \"type\": \"array\",\n            \"description\": \"Contains ONE detailed prompt string for the single image.\",\n            \"minItems\": 1,\n            \"maxItems\": 1,\n            \"items\": {\n              \"type\": \"string\",\n              \"description\": \"A detailed image generation prompt.\"\n            }\n          }\n        },\n        \"required\": [\n          \"option_description\",\n          \"prompts\"\n        ]\n      }\n    }\n  },\n  \"required\": [\n    \"expanded_post_concept\",\n    \"prompt_options\"\n  ]\n}"
      },
      "typeVersion": 1.2
    },
    {
      "id": "0151450f-fca2-4628-a268-f90186a79b9e",
      "name": "3c. Generate Post Caption (Gemini)",
      "type": "@n8n/n8n-nodes-langchain.chainLlm",
      "position": [
        1540,
        -380
      ],
      "parameters": {
        "text": "=",
        "messages": {
          "messageValues": [
            {
              "message": "=<prompt>\n    <role>\n        You are an AI Instagram/LinkedIn **Caption Writer**. You specialize in crafting concise, engaging, and contextually relevant captions based on a generated image (represented by its prompt) and the overall content strategy, specifically tailored for the target platform.\n    </role>\n\n    <task>\n        Write a short, effective social media caption **specifically tailored for the target `Platform` ('Instagram' or 'LinkedIn')**.\n        * The caption must complement the image described by `ImagePrompt` and align with all context parameters (`ChosenIdea`, `OriginalTopic`, `TargetAudience`, `BrandVoice`).\n        * **Platform Style:** Adapt tone, length, calls-to-action, and hashtag usage:\n            * **Instagram:** Can be more conversational, use more emojis, ask engaging questions, often benefits from slightly longer, more storytelling captions if relevant. Use a mix of popular and niche hashtags (3-7 recommended).\n            * **LinkedIn:** Generally more professional, concise, focused on insights or value proposition. Calls-to-action often relate to reading more, commenting with professional opinions, or business objectives. Use targeted, professional hashtags (1-3 recommended).\n        * Include 1-5 relevant, platform-appropriate hashtags.\n    </task>\n\n    <input_context>\n        <param name=\"ImagePrompt\">{{ $json.output.prompt_options[0].prompts[0] }}</param>\n        <param name=\"ChosenIdea\">{{ $('3a. Generate Content Concept (Gemini)').item.json.output.ideas[0].concept }} </param>\n        <param name=\"OriginalTopic\">{{ $('1. Get Next Post Idea from Sheet').item.json.Topic }} </param>\n        <param name=\"TargetAudience\">{{ $('1. Get Next Post Idea from Sheet').item.json.Audience }}</param>\n        <param name=\"BrandVoice\">{{ $('1. Get Next Post Idea from Sheet').item.json.Voice }} </param>\n        <param name=\"Platform\">{{ $('1. Get Next Post Idea from Sheet').item.json.Platform }} </param>\n    </input_context>\n\n    <output_instructions>\n        Your response MUST be a single, valid JSON object containing exactly one key: `Caption`.\n        The value of `Caption` MUST be a string containing the generated caption text, including hashtags.\n        Example: `{\"Caption\": \"Caption text tailored for LinkedIn goes here. #ProfessionalDevelopment #IndustryInsights\"}`\n        Do NOT include any other text, explanations, or formatting outside the JSON structure.\n    </output_instructions>\n</prompt>"
            }
          ]
        },
        "promptType": "define",
        "hasOutputParser": true
      },
      "typeVersion": 1.5
    },
    {
      "id": "d4667681-a5aa-4b63-802c-2adf8c111bb9",
      "name": "(LLM Model for Caption)",
      "type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
      "position": [
        1560,
        -220
      ],
      "parameters": {
        "options": {},
        "modelName": "models/gemini-2.0-flash"
      },
      "credentials": {
        "googlePalmApi": {
          "id": "hAoasnlx3jlRA3Kf",
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      },
      "typeVersion": 1
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      "id": "59da1f6c-ee55-4095-8c95-d60d1177c142",
      "name": "(Parse Caption JSON)",
      "type": "@n8n/n8n-nodes-langchain.outputParserStructured",
      "position": [
        1700,
        -220
      ],
      "parameters": {
        "jsonSchemaExample": "{\n\t\"Caption\": \"Thee future of call centers is here!\"\n}"
      },
      "typeVersion": 1.2
    },
    {
      "id": "a8d38be7-85b5-4a39-bd39-7f765699d471",
      "name": "4. Generate Image using Prompt 1 (Replicate Flux)",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
        2360,
        -380
      ],
      "parameters": {
        "url": "https://api.replicate.com/v1/models/black-forest-labs/flux-1.1-pro-ultra/predictions",
        "method": "POST",
        "options": {},
        "jsonBody": "={\n  \"input\": {\n    \"raw\": false,\n    \"prompt\": \"{{ $('3b. Generate Image Prompt Options (Gemini)').item.json.output.prompt_options[0].prompts[0] }}\",\n    \"aspect_ratio\": \"1:1\",\n    \"output_format\": \"jpg\",\n    \"safety_tolerance\": 6\n  }\n}",
        "sendBody": true,
        "sendHeaders": true,
        "specifyBody": "json",
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth",
        "headerParameters": {
          "parameters": [
            {
              "name": "Prefer",
              "value": "wait"
            }
          ]
        }
      },
      "credentials": {
        "httpHeaderAuth": {
          "id": "iEtPzDTSlZBfz1RP",
          "name": "Replicate"
        }
      },
      "typeVersion": 4.2
    },
    {
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      "name": "5. Prepare Data for Instagram API",
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      "position": [
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      "parameters": {
        "options": {},
        "assignments": {
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            {
              "id": "8a4260ba-3bde-4444-8f42-8a8abd51ff0c",
              "name": "ImageURL",
              "type": "string",
              "value": "={{ $json.output }}"
            },
            {
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              "name": "Caption",
              "type": "string",
              "value": "={{ $('3c. Generate Post Caption (Gemini)').item.json.output.Caption }}"
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      "name": "6a. Create Instagram Media Container",
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      "position": [
        3180,
        -380
      ],
      "parameters": {
        "edge": "media",
        "node": "17841473009917118",
        "options": {
          "queryParameters": {
            "parameter": [
              {
                "name": "caption",
                "value": "={{ $json.Caption }}"
              },
              {
                "name": "image_url",
                "value": "={{ $json.ImageURL }}"
              }
            ]
          }
        },
        "graphApiVersion": "v22.0",
        "httpRequestMethod": "POST"
      },
      "credentials": {
        "facebookGraphApi": {
          "id": "vF0cZWKe6sYiEaHo",
          "name": "n8n Bot Access"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "c69f1856-efa2-48a5-9e41-71ab67bcaeca",
      "name": "6b. 대기 for Container Processing",
      "type": "n8n-nodes-base.wait",
      "position": [
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      ],
      "webhookId": "1b14c8bf-151a-4054-8215-093dd5b6cbcc",
      "parameters": {},
      "typeVersion": 1.1
    },
    {
      "id": "516b61f0-825e-468b-8eb7-80f757171465",
      "name": "6c. Publish Post to Instagram",
      "type": "n8n-nodes-base.facebookGraphApi",
      "position": [
        3780,
        -380
      ],
      "parameters": {
        "edge": "media_publish",
        "node": "17841473009917118",
        "options": {
          "queryParameters": {
            "parameter": [
              {
                "name": "creation_id",
                "value": "={{ $json.id }}"
              }
            ]
          }
        },
        "graphApiVersion": "v22.0",
        "httpRequestMethod": "POST"
      },
      "credentials": {
        "facebookGraphApi": {
          "id": "vF0cZWKe6sYiEaHo",
          "name": "n8n Bot Access"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "1a94c8ba-7b59-4337-ae07-5c0b2b8349dd",
      "name": "7. Update Post Status in Sheet",
      "type": "n8n-nodes-base.googleSheets",
      "position": [
        4440,
        -380
      ],
      "parameters": {
        "columns": {
          "value": {
            "Topic": "={{ $('1. Get Next Post Idea from Sheet').item.json.Topic }}",
            "Status": "1"
          },
          "schema": [
            {
              "id": "Topic",
              "type": "string",
              "display": true,
              "removed": false,
              "required": false,
              "displayName": "Topic",
              "defaultMatch": false,
              "canBeUsedToMatch": true
            },
            {
              "id": "Audience",
              "type": "string",
              "display": true,
              "removed": true,
              "required": false,
              "displayName": "Audience",
              "defaultMatch": false,
              "canBeUsedToMatch": true
            },
            {
              "id": "Voice",
              "type": "string",
              "display": true,
              "removed": true,
              "required": false,
              "displayName": "Voice",
              "defaultMatch": false,
              "canBeUsedToMatch": true
            },
            {
              "id": "Platform",
              "type": "string",
              "display": true,
              "removed": true,
              "required": false,
              "displayName": "Platform",
              "defaultMatch": false,
              "canBeUsedToMatch": true
            },
            {
              "id": "Status",
              "type": "string",
              "display": true,
              "required": false,
              "displayName": "Status",
              "defaultMatch": false,
              "canBeUsedToMatch": true
            },
            {
              "id": "row_number",
              "type": "string",
              "display": true,
              "removed": true,
              "readOnly": true,
              "required": false,
              "displayName": "row_number",
              "defaultMatch": false,
              "canBeUsedToMatch": true
            }
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          "mappingMode": "defineBelow",
          "matchingColumns": [
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          "attemptToConvertTypes": false,
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          "mode": "list",
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          "cachedResultUrl": "https://docs.google.com/spreadsheets/d/1hG2NMi-4fMa7D5qGonCN8bsYVya4L2TOB_8mI4XK-9k/edit?usp=drivesdk",
          "cachedResultName": "Medium Post Automation"
        }
      },
      "credentials": {
        "googleSheetsOAuth2Api": {
          "id": "VV5AyFvgYkc4TfC7",
          "name": "Onur Drive "
        }
      },
      "typeVersion": 4.5
    },
    {
      "id": "68651653-07fb-435a-a82d-b8ee911b4161",
      "name": "메모",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -240,
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      "parameters": {
        "width": 460,
        "height": 740,
        "content": "# 01. Content Concept Generation\n\n**Purpose:** This step uses Google Gemini to generate **one unique content concept** tailored for the specified platform (Instagram/LinkedIn), based on the input topic, audience, and brand voice. The format is fixed to \"Single Image\".\n\n**Input (from Node '2. Prepare Input Variables'):**\n*   `Topic` (string)\n*   `TargetAudience` (string)\n*   `BrandVoice` (string)\n*   `Platform` (string: 'Instagram' )\n\n**Output (JSON):**\n*   `{\"ideas\": [{\"concept\": \"Generated concept text...\", \"suggested_format\": \"Single Image\"}]}`"
      },
      "typeVersion": 1
    },
    {
      "id": "c463e2b6-6b2b-498d-8672-a0a9b15c06b8",
      "name": "메모1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        2220,
        -820
      ],
      "parameters": {
        "color": 4,
        "width": 380,
        "height": 740,
        "content": "# 03b. Image Generation\n\n**Purpose:** Generates the actual image using the **first detailed prompt** created in step 3b. It sends this prompt to the Replicate API, specifically using the 'Flux 1.1 Pro Ultra' model.\n\n**Input (from Node '3b. Generate Image Prompt Options'):**\n*   `prompt` (string: The *first* prompt string from `prompt_options[0].prompts[0]`)\n\n**Output (from Replicate API):**\n*   JSON containing the `output` URL of the generated image (e.g., `{\"output\": \"https://replicate.delivery/...\"}`)"
      },
      "typeVersion": 1
    },
    {
      "id": "4636ef23-11e1-45dd-94c1-5774ad612811",
      "name": "메모2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        400,
        -820
      ],
      "parameters": {
        "color": 2,
        "width": 740,
        "height": 740,
        "content": "# 02. Image Prompt Elaboration & Options\n\n**Purpose:** Takes the generated content concept and expands on it to create **two distinct, detailed image generation prompts**. These prompts are optimized for the target platform and suitable for AI image generators like Replicate Flux.\n\n**Input (from Nodes '2. Prepare Input Variables' & '3a. Generate Content Concept'):**\n*   `ChosenIdea` (string: Concept from step 3a)\n*   `OriginalTopic` (string)\n*   `TargetAudience` (string)\n*   `BrandVoice` (string)\n*   `Platform` (string: 'Instagram')\n\n**Output (JSON):**\n*   `{\"expanded_post_concept\": \"Elaborated concept description...\", \"prompt_options\": [{\"option_description\": \"Option 1: ...\", \"prompts\": [\"Detailed prompt 1...\"]}, {\"option_description\": \"Option 2: ...\", \"prompts\": [\"Detailed prompt 2...\"]}]}`\n"
      },
      "typeVersion": 1
    },
    {
      "id": "1996f6d0-42bc-4b23-a1af-59c4bb1cb3ee",
      "name": "메모3",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        1380,
        -820
      ],
      "parameters": {
        "color": 3,
        "width": 620,
        "height": 740,
        "content": "# 03a. Caption Generation\n\n**Purpose:** Uses Google Gemini to write a short, engaging social media caption **specifically tailored for the target platform**. The caption complements the image (represented by the first generated prompt) and aligns with the overall content strategy. Includes relevant hashtags.\n\n**Input (from Nodes '1. Get Next Post Idea', '3a. Generate Content Concept', '3b. Generate Image Prompt Options'):**\n*   `ImagePrompt` (string: The *first* prompt from step 3b)\n*   `ChosenIdea` (string: Concept from step 3a)\n*   `OriginalTopic` (string)\n*   `TargetAudience` (string)\n*   `BrandVoice` (string)\n*   `Platform` (string: 'Instagram' or 'LinkedIn')\n\n**Output (JSON):**\n*   `{\"Caption\": \"Generated caption text with #hashtags...\"}`"
      },
      "typeVersion": 1
    },
    {
      "id": "25e2ae24-c0c5-46fd-8c81-39a9fcafe472",
      "name": "메모4",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        2800,
        -820
      ],
      "parameters": {
        "color": 5,
        "width": 1160,
        "height": 740,
        "content": "# 04. Instagram Publishing\n\n**Purpose:** This block takes the final image URL and caption, prepares them for the Instagram Graph API, uploads the media to create a container, waits for Instagram to process it, and finally publishes the container as a post to the connected Instagram account.\n\n**Input (from Nodes '3c. Generate Post Caption (Gemini)' & '4. Generate Image using Prompt 1 (Replicate Flux)'):**\n*   `ImageURL` (string: URL of the generated image from Replicate)\n*   `Caption` (string: Generated post text with hashtags from Gemini)\n\n**Process:**\n1.  **Format Data (`5. Prepare Data...`):** Organizes the ImageURL and Caption into the required structure.\n2.  **Create Media Container (`6a. Create...`):** Sends the `image_url` and `caption` to the Instagram Graph API (`media` edge) to initiate the upload. Receives a container `id`.\n3.  **Wait for Processing (`6b. Wait...`):** Pauses the workflow to allow Instagram's servers time to process the uploaded media. *Note: Wait time might need adjustment depending on media size and API responsiveness.*\n4.  **Publish Media (`6c. Publish...`):** Sends the container `id` (as `creation_id`) to the Instagram Graph API (`media_publish` edge) to make the post live.\n\n**Output:** The content is published as a new post on the target Instagram profile. The final node (`6c. Publish Post...`) returns the `id` of the successfully published media object on Instagram."
      },
      "typeVersion": 1
    },
    {
      "id": "d7082400-def2-40eb-9dbc-3e15d24c8f8f",
      "name": "메모5",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        4640,
        -480
      ],
      "parameters": {
        "color": 6,
        "width": 380,
        "height": 300,
        "content": "# 05. Finalize: Update Sheet Status\n\n**Purpose:** Marks the processed post idea as completed in the Google Sheet.\n\n**Action:** Finds the corresponding row in the sheet (using the 'Topic' to match) and updates its 'Status' column to '1'. This prevents the same idea from being processed again by the workflow in future runs."
      },
      "typeVersion": 1
    },
    {
      "id": "4e5433ff-5d04-424a-8165-6fd85cca1ad0",
      "name": "메모6",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -100,
        -300
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "71bf2b4d-eaa1-423b-b798-8c0f737f4371",
      "name": "메모7",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -1760,
        -440
      ],
      "parameters": {
        "width": 420,
        "height": 240,
        "content": "# 00. Scheduled Start & Input Preparation\n\n**Purpose:** Initiates the workflow automatically based on the user-defined schedule. Fetches the next available post idea (Status=0) from Google Sheets and prepares the necessary input variables (`Topic`, `Audience`, `Voice`, `Platform`) for the content generation steps."
      },
      "typeVersion": 1
    }
  ],
  "pinData": {
    "3c. Generate Post Caption (Gemini)": [
      {
        "output": {
          "Caption": "The future of call centers is here, and it's all about human + AI collaboration ✨. We believe AI should enhance, not replace, the human touch, leading to better customer experiences and happier agents. Ready to see how AI can transform your customer interactions? 🤔 \n\n#AIinCX #CallCenterAI #CustomerExperience #ArtificialIntelligence #TechInnovation #FutureofWork #HumanAI"
        }
      }
    ],
    "3a. Generate Content Concept (Gemini)": [
      {
        "output": {
          "ideas": [
            {
              "concept": "Visually striking image of a human hand interacting with a glowing AI interface. Caption highlights how AI enhances, not replaces, human connection in call centers, leading to better customer experiences. Focus on the seamless collaboration between humans and AI.",
              "suggested_format": "Single Image"
            }
          ]
        }
      }
    ],
    "3b. Generate Image Prompt Options (Gemini)": [
      {
        "output": {
          "prompt_options": [
            {
              "prompts": [
                "Close-up shot of a diverse human hand gently touching a shimmering, holographic AI interface that displays abstract data visualizations. The background is blurred, showing a modern, bright call center environment. Soft, diffused lighting with hints of neon blue and teal. Ethereal, optimistic mood. Style: Digital art, futuristic, ethereal. Color palette: Pastel blues, teals, and whites with subtle glowing accents. Composition: Focus on the hand and interface, using shallow depth of field."
              ],
              "option_description": "Option 1: Ethereal and futuristic. Focus on soft, diffused lighting and glowing elements to create a dreamlike, optimistic atmosphere."
            },
            {
              "prompts": [
                "A slightly wider shot showcasing a human hand confidently interacting with a vibrant, glowing AI interface displaying customer profiles and real-time data. The background shows a bustling call center with diverse agents working collaboratively. Dramatic, focused lighting with strong shadows and vibrant color accents. Energetic, innovative mood. Style: High-resolution photograph, modern, bold. Color palette: Deep blues, purples, and oranges with bright yellow accents on the interface. Composition: Dynamic angle, leading lines towards the interface and agents in the background, creating depth."
              ],
              "option_description": "Option 2: Bold and dynamic. Focus on contrast and vibrant colors to create a visually striking and energetic image."
            }
          ],
          "expanded_post_concept": "Single Image post for Instagram showcasing a human hand interacting with a glowing AI interface. The image should convey a sense of collaboration and enhancement, not replacement, emphasizing the positive impact of AI on human connection in call centers. Given Instagram's visual nature, the image should be aesthetically pleasing, modern, and slightly stylized to attract attention and reflect an innovative brand voice."
        }
      }
    ],
    "4. Generate Image using Prompt 1 (Replicate Flux)": [
      {
        "id": "be6ctjws49rma0cpjcy8ej169r",
        "logs": "",
        "urls": {
          "get": "https://api.replicate.com/v1/predictions/be6ctjws49rma0cpjcy8ej169r",
          "cancel": "https://api.replicate.com/v1/predictions/be6ctjws49rma0cpjcy8ej169r/cancel",
          "stream": "https://stream.replicate.com/v1/files/bcwr-kvewu3jt6ec4id3svfazffgcxpyifayvqjhxloix3oncveoazwya"
        },
        "error": null,
        "input": {
          "raw": false,
          "prompt": "Close-up shot of a diverse human hand gently touching a shimmering, holographic AI interface that displays abstract data visualizations. The background is blurred, showing a modern, bright call center environment. Soft, diffused lighting with hints of neon blue and teal. Ethereal, optimistic mood. Style: Digital art, futuristic, ethereal. Color palette: Pastel blues, teals, and whites with subtle glowing accents. Composition: Focus on the hand and interface, using shallow depth of field.",
          "aspect_ratio": "1:1",
          "output_format": "jpg",
          "safety_tolerance": 6
        },
        "model": "black-forest-labs/flux-1.1-pro-ultra",
        "output": "https://replicate.delivery/xezq/LJHVcPdaiexmPyfQnkDBi6o2HpkFWKzeoktHmS5uEvgSIgRpA/tmptt54uqf7.jpg",
        "status": "processing",
        "version": "hidden",
        "created_at": "2025-05-02T23:02:24.29Z",
        "data_removed": false
      }
    ],
    "2. Prepare Input Variables (Topic, Audience, etc.)": [
      {
        "Topic": "Call Center Transformation with Artificial Intelligence",
        "Platform": "Instagram",
        "BrandVoice": "Informative, reassuring, innovative",
        "TargetAudience": "Enterprise customers, tech enthusiasts, customer experience professionals"
      }
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