Update documentation to reflect completed review interface improvements

- Mark human review integration and QoL improvements as completed in claude_explain.md
- Update WHATS_NEXT.md to show all 4 phases of review interface work as done
- Enhance README.md Human Review Workflow section with comprehensive feature list
- Remove completed items from TODO lists and accurately reflect current capabilities

Documentation now reflects the evolution from basic web form to professional
review management system with status indicators, progress tracking, and
comprehensive user experience improvements.

Author: mattgodbolt

claude_explain.md

@@ -95,6 +95,10 @@ The prompt testing framework feeds back into the main service by:
 - AWS deployment (handled by Compiler Explorer infrastructure)
 - S3 caching for responses with configurable HTTP Cache-Control headers
 - Cache bypass option for fresh responses
+- Human review integration with web interface for prompt evaluation
+- Interactive review management system with status indicators and progress tracking
+- Automated prompt improvement pipeline using human + AI feedback
+- Version tracking and comparison system for prompt iterations
 
 ### 🔄 In Progress
 - Production API key management
@@ -104,7 +108,6 @@ The prompt testing framework feeds back into the main service by:
 ### 📋 TODO
 - Prompt caching for cost optimization
 - Production monitoring dashboards
-- User feedback collection mechanism
 
 ## Design Decisions
 
@@ -274,10 +277,17 @@ Matt's notes:
 - Pass the explanation type, description, and the audience too (along with explanation) to claude reviewer
 - would be great to validate the YAML and error on broken/missing/extra fields. probably make most fields required and get rid of all the fallbacks like audience etc too
   - probably use pydactic thing to wrap with a strong type?
-- HTML review needs UX work; can't see the comment box at the same time as the thing we're commenting on
-- HTML review nice way to tick off things already done
-- HTML review should use localStorage to save reviewer name and/or get from git
-- UX on HTML review - view the automated output too? (like the nuanced opinion not just numbers)
+COMPLETED ✅:
+- HTML review UX work - completed comprehensive review interface improvements:
+  * Side-by-side code display for better space usage
+  * localStorage integration for reviewer name persistence
+  * 1-5 scale metrics alignment with human evaluation standards
+  * Line-separated input format (more natural than comma-separated)
+  * Visual status indicators showing reviewed vs unreviewed cases
+  * Progress tracking with animated completion bar
+  * Form pre-population with existing review data
+  * Update functionality for modifying existing reviews
+  * Real-time status updates and review management
 
 --- before v4 ---
 

prompt_testing/README.md

@@ -340,11 +340,21 @@ uv run prompt-test run --prompt v1_baseline --compare current --categories basic
    uv run prompt-test run --prompt current --output my_test_results.json
    ```
 
-2. Review results interactively:
+2. Review results interactively via web interface:
    ```bash
    uv run prompt-test review --results-file prompt_testing/results/my_test_results.json
    ```
 
+   **Features:**
+   - Visual status indicators (✅ reviewed, ⚪ pending) with colored borders
+   - Progress tracking with animated completion bar
+   - Side-by-side source code and assembly display
+   - Form pre-population with existing review data
+   - Update functionality for modifying reviews
+   - localStorage persistence for reviewer information
+   - 1-5 scale metrics aligned with human evaluation standards
+   - Line-separated input format for natural feedback entry
+
 3. Analyze review data:
    ```bash
    uv run prompt-test analyze

prompt_testing/WHATS_NEXT.md

@@ -8,11 +8,17 @@ This document outlines the next steps for improving the prompt testing framework
 
 ### Web Review Interface (Latest)
 - **Fixed HTML review interface** - Replaced string concatenation with Flask + Jinja2
-- **Added markdown rendering** - AI responses now display with proper formatting using python-markdown
+- **Added markdown rendering** - AI responses now display with proper formatting using client-side marked.js
 - **Fixed template errors** - Resolved "dict has no attribute request" by enriching results with test case data
 - **Improved result descriptions** - Clear labels like "Current Production Prompt - 12 cases" instead of "unknown"
 - **Added CSS styling** - Proper code block, header, and list formatting
 - **Interactive web server** - `uv run prompt-test review --interactive` launches Flask app on localhost:5001
+- **COMPLETED: Quality of Life Improvements** ✅
+  * Phase 1: localStorage reviewer persistence + 1-5 metrics scale alignment
+  * Phase 2: Side-by-side source/assembly code display with responsive grid
+  * Phase 3: Line-separated input format (more natural than comma-separated)
+  * Phase 4: Review status indicators + progress tracking + update functionality
+  * Professional review management system with visual status, form pre-population, and real-time updates
 
 ### Prompt Improvement System Audit & Fixes
 - **Fixed critical "current" prompt loading bug** - PromptOptimizer now handles "current" → `app/prompt.yaml` mapping