Update an agent

curl --request PUT \
  --url https://api-sandbox.featherhq.com/v1/agents/{agent_id} \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "name": "<string>",
  "description": "<string>",
  "metadata": {},
  "knowledge_gap_analysis_enabled": true,
  "release_suite_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "release_gate_max_failures": 1
}
'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "organization_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "name": "<string>",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "description": "<string>",
  "active_revision_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "active_revision": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "agent_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "name": "<string>",
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z",
    "description": "<string>",
    "persona": "<string>",
    "system_prompt": "<string>",
    "global_skill_ids": [
      "3c90c3cc-0d44-4b50-8888-8dd25736052a"
    ],
    "context_variables": [
      {
        "name": "<string>",
        "source": "derived",
        "enum_values": [
          "<string>"
        ],
        "reask_cap": 123,
        "description": "<string>"
      }
    ],
    "variable_defaults": {},
    "tool_refs": [
      {}
    ],
    "knowledge_base_refs": [
      {}
    ],
    "policies_enabled": true,
    "policy_refs": [
      {}
    ],
    "channel_specific_config": {},
    "router_config_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "model_settings": {
      "model": "<string>",
      "config": {
        "temperature": 123,
        "max_tokens": 123,
        "top_p": 123,
        "stop_sequences": [
          "<string>"
        ],
        "request_timeout_ms": 123,
        "thinking_budget": 2
      }
    },
    "kb_clearance_level": 123,
    "kb_audience_tags": [
      "<string>"
    ],
    "created_by": "<string>"
  },
  "metadata": {},
  "platform_tools": {},
  "knowledge_gap_analysis_enabled": true,
  "release_suite_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "release_gate_mode": "off",
  "release_gate_max_failures": 0
}