使用Gemini AI、天气和网页抓取创建多功能聊天机器人（入门套件）

• •Google 账号和 Gmail API 凭证
• •可能需要目标 API 的认证凭证
• •OpenAI API Key
• •Google Gemini API Key

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  "nodes": [
    {
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      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "便签 10",
      "type": "n8n-nodes-base.stickyNote",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
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      ],
      "parameters": {
        "color": 4,
        "width": 540,
        "height": 784,
        "content": "## 这对您有帮助吗？请告诉我！"
      },
      "typeVersion": 1
    },
    {
      "id": "62ee2512-3bf4-4bd7-b0f5-7951b8b309ff",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "获取即将发生的事件",
      "type": "n8n-nodes-base.googleCalendarTool",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "disabled": true,
      "position": [
        2256,
        1392
      ],
      "parameters": {
        "options": {},
        "calendar": {
          "__rl": true,
          "mode": "list",
          "value": ""
        },
        "operation": "getAll",
        "returnAll": true
      },
      "typeVersion": 1.3
    },
    {
      "id": "9779b40c-e7f8-41dc-a58d-f2dea7960a6f",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "发送邮件",
      "type": "n8n-nodes-base.gmailTool",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "disabled": true,
      "position": [
        2720,
        1392
      ],
      "webhookId": "f072a160-8e66-4b24-a055-bfa892c1835f",
      "parameters": {
        "sendTo": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('To', ``, 'string') }}",
        "message": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Message', ``, 'string') }}",
        "options": {
          "appendAttribution": true
        },
        "subject": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Subject', ``, 'string') }}"
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      "typeVersion": 2.1
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    {
      "id": "4360dfcd-6412-436a-90af-62e83e8eaddd",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "示例聊天窗口",
      "type": "@n8n/n8n-nodes-langchain.chatTrigger",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
        1968,
        320
      ],
      "webhookId": "e5616171-e3b5-4c39-81d4-67409f9fa60a",
      "parameters": {
        "public": true,
        "options": {
          "title": "Your first AI Agent 🚀",
          "subtitle": "This is for demo purposes. Try me out !",
          "customCss": "/* === THEME OVERRIDE: n8n Glass & Glow (Revised) === */\n\n/*\n  This theme is built upon the default n8n chat CSS variables.\n  We'll use your desired branding and layout, and then add\n  the \"glass\" effect using a semi-transparent background\n  and a backdrop-filter on the main window class.\n*/\n\n:root {\n  /* --- 1. CORE BRANDING & FONTS --- */\n  /* Your choices for font and primary color are applied here. */\n  --chat--font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;\n  --chat--color-primary: #EA4B71; /* n8n Red */\n  --chat--color-primary-shade-50: #D93A60;\n  --chat--color-primary-shade-100: #C82A50;\n  --chat--color-secondary: #20b69e; /* Kept default secondary for things like file uploads */\n  --chat--color-secondary-shade-50: #1ca08a;\n  --chat--color-white: #ffffff;\n  --chat--color-light: #f2f4f8;\n  --chat--color-dark: #1F2937; /* Darker, more modern text color */\n  --chat--color-disabled: #9CA3AF;\n  --chat--color-typing: #404040;\n\n  /* --- 2. WINDOW & LAYOUT --- */\n  /* Your dimensions and rounded corners. The actual glass effect is handled in the class override below. */\n  --chat--window--width: 430px;\n  --chat--window--height: 80vh;\n  --chat--window--border-radius: 16px;\n  --chat--window--border: 1px solid rgba(255, 255, 255, 0.3);\n  --chat--spacing: 1rem; /* 16px base spacing */\n  --chat--window--z-index: 9999;\n  --chat--window--bottom: var(--chat--spacing);\n  --chat--window--right: var(--chat--spacing);\n  --chat--window--margin-bottom: var(--chat--spacing);\n\n  /* --- 3. GLASSMORPHISM BACKGROUNDS --- */\n  /* We make the main sections transparent to let the glass window show through. */\n  --chat--header--background: transparent;\n  --chat--body--background: transparent;\n  --chat--footer--background: transparent;\n\n  /* --- 4. HEADER STYLING --- */\n  --chat--header-height: auto;\n  --chat--header--padding: 20px;\n  --chat--header--color: var(--chat--color-dark);\n  --chat--header--border-bottom: 1px solid rgba(255, 255, 255, 0.2); /* Subtle divider */\n  --chat--heading--font-size: 1.5rem;\n  --chat--subtitle--font-size: 0.875rem;\n  --chat--subtitle--line-height: 1.4;\n  --chat--close--button--color-hover: var(--chat--color-primary);\n\n  /* --- 5. MESSAGE BUBBLES --- */\n  --chat--message--font-size: 0.875rem;\n  --chat--message--padding: 12px 16px;\n  --chat--message--border-radius: 12px;\n  --chat--message-line-height: 1.6;\n  --chat--message--margin-bottom: calc(var(--chat--spacing) * 0.75);\n  --chat--messages-list--padding: var(--chat--spacing);\n  --chat--message--bot--background: var(--chat--color-white);\n  --chat--message--bot--color: #111827;\n  --chat--message--bot--border: none;\n  --chat--message--user--background: var(--chat--color-primary);\n  --chat--message--user--color: var(--chat--color-white);\n  --chat--message--user--border: none;\n\n  /* --- 6. INPUT AREA --- */\n  --chat--textarea--height: 50px;\n  --chat--textarea--max-height: 10rem;\n  --chat--input--font-size: 0.9rem;\n  --chat--input--border: 0;\n  --chat--input--border-radius: 12px; /* Rounded input field */\n  --chat--input--padding: 12px 16px;\n  --chat--input--background: rgba(255, 255, 255, 0.5); /* Semi-transparent input */\n  --chat--input--text-color: #111827;\n  --chat--input--line-height: 1.5;\n  --chat--input--border-active: 0;\n\n  /* --- 7. SEND & FILE BUTTONS --- */\n  --chat--input--send--button--background: transparent;\n  --chat--input--send--button--color: var(--chat--color-primary);\n  --chat--input--send--button--background-hover: transparent;\n  --chat--input--send--button--color-hover: var(--chat--color-primary-shade-50);\n  --chat--input--file--button--background: transparent;\n  --chat--input--file--button--color: var(--chat--color-secondary);\n  --chat--input--file--button--background-hover: transparent;\n  --chat--input--file--button--color-hover: var(--chat--color-secondary-shade-50);\n\n  /* --- 8. TOGGLE BUTTON & OTHERS --- */\n  /* Using your primary brand color for the main toggle button */\n  --chat--toggle--size: 64px;\n  --chat--toggle--width: var(--chat--toggle--size);\n  --chat--toggle--height: var(--chat--toggle--size);\n  --chat--toggle--border-radius: 50%;\n  --chat--toggle--background: var(--chat--color-primary);\n  --chat--toggle--hover--background: var(--chat--color-primary-shade-50);\n  --chat--toggle--active--background: var(--chat--color-primary-shade-100);\n  --chat--toggle--color: var(--chat--color-white);\n}\n\n/* === CLASS OVERRIDES === */\n/*\n  These are essential for effects that CSS variables can't control,\n  like the glass blur, shadows, and max-height.\n*/\n\n.chat-window {\n  /* This is the magic for the glass effect! */\n  background-color: rgba(249, 243, 245, 0.6); /* A semi-transparent background color */\n  backdrop-filter: blur(20px);\n  -webkit-backdrop-filter: blur(20px); /* For Safari compatibility */\n\n  /* A subtle shadow helps lift the window off the page */\n  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);\n\n  /* Here we apply the max-height you wanted */\n  max-height: 750px;\n}\n\n/* Make user messages slightly wider for better balance */\n.chat-message.is-user {\n\tmax-width: 70%;\n}\n\n.chat-message.is-bot {\n\tmax-width: 80%;\n}\n\n/* Add a subtle glow to messages on hover */\n.chat-message {\n    transition: transform 0.2s ease, box-shadow 0.2s ease;\n}\n.chat-message:hover {\n    transform: translateY(-2px);\n    box-shadow: 0 0 25px 0 rgba(234, 75, 113, 0.2);\n}\n\n/* === PAGE BACKGROUND === */\n/* Your dotted background to simulate the n8n canvas. Perfect as is! */\nbody {\n    background-color: #FDFBFF;\n    background-image:\n        radial-gradient(circle at 1px 1px, rgba(0,0,0,0.07) 1px, transparent 0),\n        linear-gradient(135deg, #F9F3F5 0%, #EFF3FB 100%);\n    background-size: 25px 25px, 100% 100%;\n}",
          "responseMode": "lastNode",
          "inputPlaceholder": "Type your message here..",
          "showWelcomeScreen": false
        },
        "initialMessages": "Hi there! 👋"
      },
      "typeVersion": 1.1
    },
    {
      "id": "10332915-08c6-42a0-b20c-db0546cab813",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "介绍说明",
      "type": "n8n-nodes-base.stickyNote",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
        1024,
        0
      ],
      "parameters": {
        "color": 2,
        "width": 632,
        "height": 460,
        "content": "# 🚀 欢迎使用您的第一个 AI Agent！"
      },
      "typeVersion": 1
    },
    {
      "id": "b390f6d5-2972-4ee3-af35-652c2a355ae8",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "额外工具说明",
      "type": "n8n-nodes-base.stickyNote",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
        2016,
        1008
      ],
      "parameters": {
        "color": 7,
        "width": 1028,
        "height": 628,
        "content": "## 🚀 额外工具：添加更多超能力！"
      },
      "typeVersion": 1
    },
    {
      "id": "341cfdd7-707f-4c56-85b0-39be5c870c11",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "便签 12",
      "type": "n8n-nodes-base.stickyNote",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
        1696,
        0
      ],
      "parameters": {
        "color": 7,
        "width": 460,
        "height": 460,
        "content": "## 💬 1. 聊天界面"
      },
      "typeVersion": 1
    },
    {
      "id": "570b31c5-bdc8-4140-8c55-925b18fd613d",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "便签 13",
      "type": "n8n-nodes-base.stickyNote",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
        2192,
        0
      ],
      "parameters": {
        "color": 7,
        "width": 540,
        "height": 460,
        "content": "## 🧠 2. 大脑：您的 AI Agent"
      },
      "typeVersion": 1
    },
    {
      "id": "cfec4e1d-117a-48c5-ac79-f357179c30c2",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "便签14",
      "type": "n8n-nodes-base.stickyNote",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
        880,
        496
      ],
      "parameters": {
        "color": 7,
        "width": 1100,
        "height": 952,
        "content": "## 🤖 3. AI 智能 (LLM)"
      },
      "typeVersion": 1
    },
    {
      "id": "8e354a59-e904-4ec6-b214-86b2e66da85d",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "便签15",
      "type": "n8n-nodes-base.stickyNote",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
        2016,
        496
      ],
      "parameters": {
        "color": 7,
        "width": 340,
        "height": 484,
        "content": "## 🗂️ 4. 短期记忆"
      },
      "typeVersion": 1
    },
    {
      "id": "d3f81153-1a03-4f0c-a689-7071d09d5e06",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "便签 16",
      "type": "n8n-nodes-base.stickyNote",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
        2400,
        496
      ],
      "parameters": {
        "color": 6,
        "width": 660,
        "height": 484,
        "content": "## 🛠️ 5. Agent 的工具箱 (超能力)"
      },
      "typeVersion": 1
    },
    {
      "id": "ad41d46b-adf5-43d9-b20b-9085dbf0c7b6",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "便签 17",
      "type": "n8n-nodes-base.stickyNote",
      "notes": "© 2025 Lucas Peyrin",
      "width": 380,
      "height": 380,
      "creator": "Lucas Peyrin",
      "position": [
        1440,
        752
      ],
      "parameters": {
        "color": 3,
        "width": 512,
        "height": 656,
        "content": ""
      },
      "typeVersion": 1
    },
    {
      "id": "dc6cd243-fa0e-434f-a510-1a701cb8529b",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "便签 18",
      "type": "n8n-nodes-base.stickyNote",
      "notes": "© 2025 Lucas Peyrin",
      "width": 380,
      "height": 460,
      "creator": "Lucas Peyrin",
      "position": [
        912,
        752
      ],
      "parameters": {
        "color": 7,
        "width": 512,
        "height": 656,
        "content": ""
      },
      "typeVersion": 1
    },
    {
      "id": "0ca487b8-fc64-422d-9aec-e27362f30231",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "便签 1",
      "type": "n8n-nodes-base.stickyNote",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
        2112,
        1184
      ],
      "parameters": {
        "color": 7,
        "width": 368,
        "height": 400,
        "content": "### **获取即将发生的事件 (Google Calendar)**"
      },
      "typeVersion": 1
    },
    {
      "id": "92cb4eda-6730-4a4f-b5e3-97ddc0c53272",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "便签 2",
      "type": "n8n-nodes-base.stickyNote",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
        2576,
        1184
      ],
      "parameters": {
        "color": 7,
        "width": 368,
        "height": 400,
        "content": "### **发送电子邮件 (Gmail)**"
      },
      "typeVersion": 1
    },
    {
      "id": "3731f4de-a300-42af-9fdd-ad328bb4a0d8",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "获取新闻",
      "type": "n8n-nodes-base.rssFeedReadTool",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
        2800,
        800
      ],
      "parameters": {
        "url": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('URL', `Use one of:\n- https://feeds.bbci.co.uk/news/world/rss.xml (BBC World – global headlines)\n- https://www.aljazeera.com/xml/rss/all.xml (Al Jazeera English – in‑depth global coverage)\n- http://rss.cnn.com/rss/edition_world.rss (CNN World – breaking news worldwide)\n- https://techcrunch.com/feed/ (TechCrunch – global tech & startup news)\n- http://news.ycombinator.com/rss (Hacker News – tech community headlines)\n- https://n8n.io/blog/rss (n8n Blog – updates & tutorials)\n- https://www.bonappetit.com/feed/recipes-rss-feed/rss (Bon Appétit – recent recipes list)\n- https://www.endsreport.com/rss/news-and-analysis (ENDS Report – environmental law & policy news)\n- https://medlineplus.gov/groupfeeds/new.xml (MedlinePlus – health topics & wellness updates)`, 'string') }}",
        "options": {},
        "toolDescription": "Gets the latest blog posts about any rss feed."
      },
      "typeVersion": 1.2
    },
    {
      "id": "4fcba687-7a04-4dcb-82a7-418a72e18b1e",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "获取天气",
      "type": "n8n-nodes-base.httpRequestTool",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
        2576,
        800
      ],
      "parameters": {
        "url": "https://api.open-meteo.com/v1/forecast",
        "options": {},
        "sendQuery": true,
        "queryParameters": {
          "parameters": [
            {
              "name": "latitude",
              "value": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters0_Value', `Latitude of the location, e.g. 45.75 for Lyon. Do not ask the user just infer it automatically.`, 'string') }}"
            },
            {
              "name": "longitude",
              "value": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters1_Value', `Longitude of the location, e.g. 4.85 for Lyon. Do not ask the user just infer it automatically.`, 'string') }}"
            },
            {
              "name": "current",
              "value": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters2_Value', `Comma-separated list of current weather variables (no whitespace).\n\nExample: temperature_2m,windspeed_10m,rain.\n\nOptions: temperature_2m,relative_humidity_2m,apparent_temperature,is_day,precipitation,rain,showers,snowfall,weathercode,cloudcover_total,pressure_msl,surface_pressure,windspeed_10m,winddirection_10m,windgusts_10m.`, 'string') }}"
            },
            {
              "name": "hourly",
              "value": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters3_Value', `Comma-separated list of hourly weather variables (no whitespace). Hourly is only useful to get one day's information. For weakly overview please use daily.\n\nExample: temperature_2m,precipitation.\n\nOptions: temperature_2m,relative_humidity_2m,dewpoint_2m,apparent_temperature,precipitation,rain,showers,snowfall,snow_depth,pressure_msl,surface_pressure,cloudcover_total,cloudcover_low,cloudcover_mid,cloudcover_high,windspeed_10m,winddirection_10m,windgusts_10m,visibility,is_day,sunshine_duration,soil_temperature,soil_moisture,PM10,PM2_5,carbon_monoxide,ozone,us_aqi,UV_index.`, 'string') }}"
            },
            {
              "name": "daily",
              "value": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters4_Value', `Comma-separated list of daily weather variables (no whitespace).\n\nExample: temperature_2m_max,precipitation_sum.\n\nOptions: weathercode,temperature_2m_max,temperature_2m_min,apparent_temperature_max,apparent_temperature_min,precipitation_sum,rain_sum,showers_sum,snowfall_sum,precipitation_hours,sunrise,sunset,daylight_duration,sunshine_duration,pressure_msl_max,pressure_msl_min,surface_pressure_max,surface_pressure_min,windgusts_10m_max,windspeed_10m_max,winddirection_10m_dominant,shortwave_radiation_sum.`, 'string') }}"
            },
            {
              "name": "start_date",
              "value": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters5_Value', `Start date in YYYY-MM-DD format. Example: 2025-07-15`, 'string') }}"
            },
            {
              "name": "end_date",
              "value": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters6_Value', `End date in YYYY-MM-DD format. Must be after start_date. Example: 2025-07-18`, 'string') }}"
            },
            {
              "name": "temperature_unit",
              "value": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters7_Value', `Unit for temperature. Options: celsius (default), fahrenheit.`, 'string') }}"
            }
          ]
        },
        "toolDescription": "Get weather forecast anywhere, anytime. You can make requests by assuming most information, the only thing you need is the location (use the city name to infer lat and long automatically) and time period (assume today if not specified)"
      },
      "typeVersion": 4.2
    },
    {
      "id": "4f4055d5-90e3-4e64-bf9e-072eb3663083",
      "cid": "Ikx1Y2FzIFBleXJpbiI",
      "name": "您的第一个 AI Agent",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "notes": "© 2025 Lucas Peyrin",
      "creator": "Lucas Peyrin",
      "position": [
        2320,
        320
      ],
      "parameters": {
        "options": {
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