Timeline Creator Create interactive HTML timelines and project roadmaps with Gantt charts and milestones. When to Use - "Create timeline for [project]" - "Generate roadmap for Q1-Q4" - "Make Gantt chart for schedule" - "Show project milestones" Components 1. Timeline Header : project name, date range, completion % 2. Phase Groups : Q1, Q2, Q3, Q4 or custom phases 3. Timeline Items : tasks with start/end dates, progress, status 4. Milestones : key deliverables with dates 5. Gantt Visualization : horizontal bars showing duration HTML Structure Timeline Bar Pattern Workflow 1. Extract tasks, dat…