Refactor PR validation workflow for AB ID handling, Fixes AB#3534741

[p3dr0rv]

Update AB ID,
Below is an example of description that was failing with previous implementation and works with new.

AI-Driven Feature Development - Part 1: Skills

Adds the foundational skill definitions that power the AI feature orchestrator pipeline.

What's included

Skill	Purpose
design-author	Creates detailed design specs following the team's template
design-reviewer	Reads and addresses inline review comments on design specs
feature-planner	Decomposes approved designs into repo-targeted PBIs
pbi-creator	Creates work items in Azure DevOps with proper metadata
pbi-dispatcher	Dispatches PBIs to GitHub Copilot coding agent

Also includes:

• PBI description quality guide with good/bad examples
• Dispatch workflow reference

Merge order

PR 1 of 6. Merge first other PRs reference these skills.

1. ** Skills** (this PR)
2. Agents (AI Feature Orchestrator: Custom Agents (2/6), Fixes AB#3534742 #396)
3. Hooks & State (AI Feature Orchestrator: Hooks & State Management (3/6), Fixes AB#3534743 #397)
4. Prompts & Config (AI Feature Orchestrator: Prompt Files & Config (4/6), Fixes AB#3534744 #398)
5. Extension (AI Feature Orchestrator: VS Code Extension (5/6), Fixes AB#3534746 #394)
6. Docs & Setup (AI Feature Orchestrator: Documentation & Setup (6/6), Fixes AB#3534747 #395)

Fixes AB#3534741

[github-actions]

❌ Work item link check failed. Description does not contain AB#{ID}.

Click here to Learn more.