refactor(cli)!: rename all skills and agents to consistent ce- prefix (#503)

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

plugins/compound-engineering/agents/workflow/ce-pr-comment-resolver.agent.md

@@ -1,5 +1,5 @@
 ---
-name: pr-comment-resolver
+name: ce-pr-comment-resolver
 description: "Evaluates and resolves one or more related PR review threads -- assesses validity, implements fixes, and returns structured summaries with reply text. Spawned by the resolve-pr-feedback skill."
 color: blue
 model: inherit

plugins/compound-engineering/agents/workflow/ce-spec-flow-analyzer.agent.md

@@ -1,5 +1,5 @@
 ---
-name: spec-flow-analyzer
+name: ce-spec-flow-analyzer
 description: "Analyzes specifications and feature descriptions for user flow completeness and gap identification. Use when a spec, plan, or feature description needs flow analysis, edge case discovery, or requirements validation."
 model: inherit
 ---