Add phase 2 (MCP guides) stories 16-19 as completed. Restructure PRD into phases with a backlog section. Add B5 for MCP stress testing and efficiency audit. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Add phase 2 (MCP guides) stories 16-19 as completed. Restructure PRD into phases with a backlog section. Add B5 for MCP stress testing and efficiency audit. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>