Elastic 에이전트 빌더와 GPT-OSS로 HR용 AI 에이전트 구축하기

[LM STUDIO SERVER] Success! HTTP server listening on port 1234
[LM STUDIO SERVER] Supported endpoints:
[LM STUDIO SERVER] ->	GET  http://localhost:1234/v1/models
[LM STUDIO SERVER] ->	POST http://localhost:1234/v1/responses
[LM STUDIO SERVER] ->	POST http://localhost:1234/v1/chat/completions
[LM STUDIO SERVER] ->	POST http://localhost:1234/v1/completions
[LM STUDIO SERVER] ->	POST http://localhost:1234/v1/embeddings
Server started.

curl -fsSL https://elastic.co/start-local | sh

🎉 Congrats, Elasticsearch and Kibana are installed and running in Docker!
🌐 Open your browser at http://localhost:5601
   Username: elastic
   Password: KSUlOMNr
🔌 Elasticsearch API endpoint: http://localhost:9200
🔑 API key: cnJGX0pwb0JhOG00cmNJVklUNXg6cnNJdXZWMnM4bncwMllpQlFlUTlWdw==
Learn more at https://github.com/elastic/start-local

http://localhost:5601

{
  "status": "ok",
  "data": {
    "id": "chatcmpl-flj9h0hy4wcx4bfson00an",
    "object": "chat.completion",
    "created": 1761189456,
    "model": "openai/gpt-oss-20b",
    "choices": [
      {
        "index": 0,
        "message": {
          "role": "assistant",
          "content": "Hello! 👋 How can I assist you today?",
          "reasoning": "Just greet.",
          "tool_calls": []
        },
        "logprobs": null,
        "finish_reason": "stop"
      }
    ],
    "usage": {
      "prompt_tokens": 69,
      "completion_tokens": 23,
      "total_tokens": 92
    },
    "stats": {},
    "system_fingerprint": "openai/gpt-oss-20b"
  },
  "actionId": "ee1c3aaf-bad0-4ada-8149-118f52dad757"
}

{
  "employee_id": "0f4dce68-2a09-4cb1-b2af-6bcb4821539b",
  "full_name": "Daffi Stiebler",
  "email": "lscutchings0@huffingtonpost.com",
  "date_of_birth": "1975-06-20T15:39:36Z",
  "hire_date": "2025-07-28T00:10:45Z",
  "job_title": "Physical Therapy Assistant",
  "department": "HR",
  "salary": "108455",
  "performance_rating": "Needs Improvement",
  "years_of_experience": 2,
  "skills": "Java",
  "education_level": "Master's Degree",
  "manager": "Carl MacGibbon",
  "emergency_contact": "Leigha Scutchings",
  "home_address": "5571 6th Park"
}

​​PUT hr-employees
{
  "mappings": {
    "properties": {
      "@timestamp": {
        "type": "date"
      },
      "employee_id": {
        "type": "keyword"
      },
      "full_name": {
        "type": "text",
        "copy_to": "employee_semantic"
      },
      "email": {
        "type": "keyword"
      },
      "date_of_birth": {
        "type": "date",
        "format": "iso8601"
      },
      "hire_date": {
        "type": "date",
        "format": "iso8601"
      },
      "job_title": {
        "type": "text",
        "copy_to": "employee_semantic"
      },
      "department": {
        "type": "text",
        "copy_to": "employee_semantic"
      },
      "salary": {
        "type": "double"
      },
      "performance_rating": {
        "type": "text",
        "copy_to": "employee_semantic"
      },
      "years_of_experience": {
        "type": "long"
      },
      "skills": {
        "type": "text",
        "copy_to": "employee_semantic"
      },
      "education_level": {
        "type": "text",
        "copy_to": "employee_semantic"
      },
      "manager": {
        "type": "text",
        "copy_to": "employee_semantic"
      },
      "emergency_contact": {
        "type": "keyword"
      },
      "home_address": {
        "type": "keyword"
      },
      "employee_semantic": {
        "type": "semantic_text"
      }
    }
  }
}

POST hr-employees/_bulk
{"index": {}}
{"employee_id": "57728b91-e5d7-4fa8-954a-2384040d3886", "full_name": "Filide Gane", "email": "vhallahan1@booking.com", "job_title": "Business Systems Development Analyst", "department": "Marketing", "salary": "$52330.27", "performance_rating": "Meets Expectations", "years_of_experience": 12, "skills": "Java", "education_level": "Bachelor's Degree", "date_of_birth": "2000-02-07T16:49:32Z", "hire_date": "2023-11-07T13:03:16Z", "manager": "Freedman Kings", "emergency_contact": "Vilhelmina Hallahan", "home_address": "75 Dennis Junction"}
{"index": {}}
{"employee_id": "...", ...}

GET hr-employees/_search

You are an HR Analytics Assistant that helps answer questions about employee data.
When responding to queries:
- Provide clear, concise answers
- Include relevant employee details (name, department, salary, skills)
- Format monetary values with currency symbols
- Be professional and maintain data confidentiality

A specialized AI assistant for Human Resources that helps analyze employee data, compensation, performance metrics, and talent management. Ask questions about employees, departments, salaries, or performance analytics.

Which employee is the one with the highest salary in the hr-employees index?