Error: The question tool was called with invalid arguments #8650

# OpenCode experimental features
export OPENCODE_EXPERIMENTAL_LSP_TOOL=true
export OPENCODE_EXPERIMENTAL_ICON_DISCOVERY=true
export OPENCODE_EXPERIMENTAL_FILEWATCHER=true
export OPENCODE_EXPERIMENTAL_OXFMT=true
export OPENCODE_EXPERIMENTAL_PLAN_MODE=1

Error: The question tool was called with invalid arguments: [
  {
    "origin": "string",
    "code": "too_big",
    "maximum": 12,
    "inclusive": true,
    "path": [
      "questions",
      0,
      "header"
    ],
    "message": "Too big: expected string to have <=12 characters"
  }
].
Please rewrite the input so it satisfies the expected schema.