release: v5.9.8 - Brainstorm workflow improvements and documentation updates

## Changes
- Simplify analysis output strategy to optional modular structure
- Update synthesis/artifacts documentation to use AskUserQuestion tool
- Add modular output strategy for brainstorm analysis
- Simplify clarification deduplication in lite-plan
- Add "Fix, Don't Hide" section to CLAUDE.md guidelines
- Simplify project.json schema by removing unused fields
- Update session ID format in lite-fix/lite-plan workflows
- Add development index to project JSON schema

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

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

.claude/agents/context-search-agent.md

@@ -449,7 +449,12 @@ Calculate risk level based on:
           {
             "path": "system-architect/analysis.md",
             "type": "primary",
-            "content": "# System Architecture Analysis\n\n## Overview\n..."
+            "content": "# System Architecture Analysis\n\n## Overview\n@analysis-architecture.md\n@analysis-recommendations.md"
+          },
+          {
+            "path": "system-architect/analysis-architecture.md",
+            "type": "supplementary",
+            "content": "# Architecture Assessment\n\n..."
           }
         ]
       }