Add automated Playwright-based capture for 21 4K screenshots and 3
1080p videos showing real Claude Code sessions connected via MCP.
Screenshots organised by value prop (understand/, plan/, keep-on-track/,
onboarding/). Videos show full experience, codebase exploration, and
plan refinement workflows. Includes auto-accept for Claude Code's MCP
permission prompts during capture.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>