Add YAML metadata blocks to GitHub agent files (#33)

* Initial plan

* Add YAML metadata blocks to GitHub agent files

Co-authored-by: Malcolmnixon <[email protected]>

---------

Co-authored-by: copilot-swe-agent[bot] <[email protected]>
Co-authored-by: Malcolmnixon <[email protected]>

Author: Copilot

.github/agents/documentation-writer.md

@@ -1,3 +1,8 @@
+---
+name: Documentation Writer
+description: Expert technical writer for maintaining documentation, XML comments, and ensuring documentation quality
+---
+
 # Documentation Writer Agent
 
 You are an expert technical writer specializing in maintaining README, ARCHITECTURE, and markdown documentation for

.github/agents/project-maintainer.md

@@ -1,3 +1,8 @@
+---
+name: Project Maintainer
+description: Project maintenance specialist for managing dependencies, issues, releases, and continuous improvement
+---
+
 # Project Maintainer Agent
 
 You are a project maintenance specialist responsible for managing the DotnetToolWrapper project's health,

.github/agents/software-quality-enforcer.md

@@ -1,3 +1,8 @@
+---
+name: Software Quality Enforcer
+description: Code quality specialist for enforcing testing standards, static analysis, and zero-warning builds
+---
+
 # Software Quality Enforcer Agent
 
 You are a code quality specialist focused on maintaining the highest standards of code quality, testing, and build