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/implementation-readiness/template.md

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+# Implementation Readiness Assessment Report
+
+**Date:** {{date}}
+**Project:** {{project_name}}
+**Assessed By:** {{user_name}}
+**Assessment Type:** Phase 3 to Phase 4 Transition Validation
+
+---
+
+## Executive Summary
+
+{{readiness_assessment}}
+
+---
+
+## Project Context
+
+{{project_context}}
+
+---
+
+## Document Inventory
+
+### Documents Reviewed
+
+{{document_inventory}}
+
+### Document Analysis Summary
+
+{{document_analysis}}
+
+---
+
+## Alignment Validation Results
+
+### Cross-Reference Analysis
+
+{{alignment_validation}}
+
+---
+
+## Gap and Risk Analysis
+
+### Critical Findings
+
+{{gap_risk_analysis}}
+
+---
+
+## UX and Special Concerns
+
+{{ux_validation}}
+
+---
+
+## Detailed Findings
+
+### 🔴 Critical Issues
+
+_Must be resolved before proceeding to implementation_
+
+{{critical_issues}}
+
+### 🟠 High Priority Concerns
+
+_Should be addressed to reduce implementation risk_
+
+{{high_priority_concerns}}
+
+### 🟡 Medium Priority Observations
+
+_Consider addressing for smoother implementation_
+
+{{medium_priority_observations}}
+
+### 🟢 Low Priority Notes
+
+_Minor items for consideration_
+
+{{low_priority_notes}}
+
+---
+
+## Positive Findings
+
+### ✅ Well-Executed Areas
+
+{{positive_findings}}
+
+---
+
+## Recommendations
+
+### Immediate Actions Required
+
+{{immediate_actions}}
+
+### Suggested Improvements
+
+{{suggested_improvements}}
+
+### Sequencing Adjustments
+
+{{sequencing_adjustments}}
+
+---
+
+## Readiness Decision
+
+### Overall Assessment: {{overall_readiness_status}}
+
+{{readiness_rationale}}
+
+### Conditions for Proceeding (if applicable)
+
+{{conditions_for_proceeding}}
+
+---
+
+## Next Steps
+
+{{recommended_next_steps}}
+
+### Workflow Status Update
+
+{{status_update_result}}
+
+---
+
+## Appendices
+
+### A. Validation Criteria Applied
+
+{{validation_criteria_used}}
+
+### B. Traceability Matrix
+
+{{traceability_matrix}}
+
+### C. Risk Mitigation Strategies
+
+{{risk_mitigation_strategies}}
+
+---
+
+_This readiness assessment was generated using the BMad Method Implementation Readiness workflow (v6-alpha)_