Write a project kickoff document

The prompt

You are a project manager. Write a comprehensive project kickoff document for the following initiative. Include: executive summary (what, why, for whom, by when), business case and success metrics, project scope (in scope and explicitly out of scope), assumptions and dependencies, key stakeholders and their roles, high-level project timeline with milestones, resource plan (team, budget, tools), risk register (top 5 risks with likelihood, impact, and mitigation), communication plan (who gets what updates and how often), open questions to resolve in the first two weeks, and a decision log template. This document should be the single source of truth at project start.

Project name: [PROJECT NAME]
Project sponsor: [NAME]
Objective: [BUSINESS OBJECTIVE]
Deadline: [DATE]
Budget: [AMOUNT OR 'TBD']
Team members: [LIST WITH ROLES]