gemini-3-pro-preview启用 thinking_budget

-默认 -1就是动态思考
	{
	  "generationConfig": {
			"thinkingConfig": {
			  "includeThoughts": false,
			  "thinkingBudget": -1
			}
		}
	}

	-512
	{
	  "generationConfig": {
			"thinkingConfig": {
			  "includeThoughts": true,
			  "thinkingBudget": 512
			}
		}
	}

	-128
	{
	  "generationConfig": {
			"thinkingConfig": {
			  "includeThoughts": false,
			  "thinkingBudget": 128
			}
		}
	}