feat: enhance tool support parameter definitions for LLM prompt

[sophatvathana]

• feat: enhance tool support parameter definitions for LLM prompt
  For example,

prompt promptText
  tools: [
    {
      name: "weatherTool",
      description: "Provides forecast data for a given city. Returns temperature, conditions, and forecast.",
      parameters: {
        city: "String"
      }
    }
  ]
  model: "gpt-4"
  temperature: 0.2
  maxTokens: 200