Property 'sources' is missing in type '{ stepType: "tool-result" | "initial" | "continue"; text: string; reasoning: string | undefined; toolCalls: ToolCallUnion<TOOLS>[]; toolResults: ToolResultUnion<TOOLS>[]; ... 7 more ...; isContinued: boolean; }' but required in type 'StepResult<TOOLS>'.

Argument of type '{ finishReason: LanguageModelV1FinishReason; logprobs: undefined; usage: LanguageModelUsage; text: string; reasoning: string | undefined; ... 6 more ...; steps: StepResult<...>[]; }' is not assignable to parameter of type 'Omit<StepResult<TOOLS>, "stepType" | "isContinued"> & { readonly steps: StepResult<TOOLS>[]; }'.

ai#build: command (/home/runner/work/ai/ai/packages/ai) /home/runner/setup-pnpm/node_modules/.bin/pnpm run build exited (1)