style: apply formatting fixes and yaml standardization

- Auto-formatting applied by prettier and yaml-format tools
- Standardized YAML code blocks to use 'yaml' instead of 'yml'
- Fixed quote escaping in YAML strings

🤖 Generated with [Claude Code](https://claude.ai/code)

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

.bmad-core/tasks/doc-migration-task.md

@@ -68,7 +68,7 @@ The epic numbering starts at 1 and increments for each epic found.
 
 ### Before (PRD):
 
-````markdown
+`````markdown
 # Product Requirements Document
 
 ## 1. Executive Summary
@@ -136,4 +136,8 @@ Content...
 ## Technical Stack Tools
 Content...
 ````
-````
+`````
+
+```text
+
+```