chore: add BMAD agent workflows and configuration system

- Add comprehensive agent workflow definitions for 8 specialized roles (analyst, architect, developer, product manager, scrum master, technical writer, UX designer, QA engineer)
- Add 35+ workflow definitions covering analysis, planning, solutioning, and implementation phases
- Add BMAD configuration system with agent, task, tool, workflow, and file manifests
- Add BMM (Business Model Methodology) documentation including quick-start guides, architecture references, and workflow analysis
- Add test architecture knowledge base with 20+ testing patterns and best practices
- Add team configuration templates and party mode setup for collaborative development
- Establish foundation for enterprise agentic development framework with adaptive scaling capabilities

.bmad/bmm/workflows/3-solutioning/create-epics-and-stories/epics-template.md

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+# {{project_name}} - Epic Breakdown
+
+**Author:** {{user_name}}
+**Date:** {{date}}
+**Project Level:** {{project_level}}
+**Target Scale:** {{target_scale}}
+
+---
+
+## Overview
+
+This document provides the complete epic and story breakdown for {{project_name}}, decomposing the requirements from the [PRD](./PRD.md) into implementable stories.
+
+**Living Document Notice:** This is the initial version. It will be updated after UX Design and Architecture workflows add interaction and technical details to stories.
+
+{{epics_summary}}
+
+---
+
+## Functional Requirements Inventory
+
+{{fr_inventory}}
+
+---
+
+## FR Coverage Map
+
+{{fr_coverage_map}}
+
+---
+
+<!-- Repeat for each epic (N = 1, 2, 3...) -->
+
+## Epic {{N}}: {{epic_title_N}}
+
+{{epic_goal_N}}
+
+<!-- Repeat for each story (M = 1, 2, 3...) within epic N -->
+
+### Story {{N}}.{{M}}: {{story_title_N_M}}
+
+As a {{user_type}},
+I want {{capability}},
+So that {{value_benefit}}.
+
+**Acceptance Criteria:**
+
+**Given** {{precondition}}
+**When** {{action}}
+**Then** {{expected_outcome}}
+
+**And** {{additional_criteria}}
+
+**Prerequisites:** {{dependencies_on_previous_stories}}
+
+**Technical Notes:** {{implementation_guidance}}
+
+<!-- End story repeat -->
+
+---
+
+<!-- End epic repeat -->
+
+---
+
+## FR Coverage Matrix
+
+{{fr_coverage_matrix}}
+
+---
+
+## Summary
+
+{{epic_breakdown_summary}}
+
+---
+
+_For implementation: Use the `create-story` workflow to generate individual story implementation plans from this epic breakdown._
+
+_This document will be updated after UX Design and Architecture workflows to incorporate interaction details and technical decisions._