Prompt Registry MCP

# ✅ Prompt Refactoring Complete

Successfully refactored all prompt files from embedded JSON content to clean markdown + metadata structure!

## 📁 New Structure

```
default_prompts_data/
├── agentic-coder-enhanced.md          (15KB - Clean markdown content)
├── agentic-coder-enhanced.json        (1.5KB - Metadata only)
├── memory-bank-assistant.md           (4.7KB - Clean markdown content)  
├── memorybank-assistant.json          (843B - Metadata only)
├── nextjs-codebase-review.md          (3.1KB - Clean markdown content)
├── nextjs-codereview-assistant.json   (681B - Metadata only)
├── python-codebase-review.md          (3.3KB - Clean markdown content)
├── python-codereview-assistant.json   (668B - Metadata only)
├── prompt-writing-assistant.md        (2.3KB - Clean markdown content)
├── prompt-writing-assistant.json      (1.4KB - Metadata only)
├── rules-processor.md                 (3.7KB - Clean markdown content)
└── rules-processor.json               (1.4KB - Metadata only)
```

## 🎯 Benefits Achieved

### ✨ Clean Content Files
- **No more JSON escaping**: Edit prompts in pure markdown
- **Readable formatting**: Proper syntax highlighting and structure
- **Version control friendly**: Clean diffs without escape characters

### 🔧 Separated Concerns  
- **Content**: Stored in `.md` files for easy editing
- **Metadata**: Tags, variables, descriptions in `.json` files
- **Runtime combination**: Server automatically merges both

### 📝 Example Structure (As Requested)

```typescript
// This is exactly what you wanted!
const originalPromptText = `**IMPORTANT**: This prompt is an addendum to your existing system prompt...

You are an expert software engineer and systematic problem solver...

**STEVIE'S CURRENT GOAL/REQUEST:**
{{user_goal_or_request}}`;

const promptObject = {
  id: "agentic-coder-enhanced",
  description: "An expert software engineer...",
  content: originalPromptText, // JSON.stringify will handle this
  tags: [
    "agentic-coding",
    "software-engineering", 
    "problem-solving"
  ],
  variables: {
    "user_goal_or_request": {
      description: "The primary goal...",
      required: true
    }
  },
  metadata: { /* ... */ }
};

const jsonStringOutput = JSON.stringify(promptObject, null, 2);
```

## 🚀 Server Updates

### Modified `StoredPrompt` Interface
```typescript
interface StoredPrompt {
    id: string;
    description?: string;
    content?: string;           // Optional - loaded from contentFile
    contentFile?: string;       // Path to markdown file
    tags: string[];
    variables: Record<string, StoredPromptVariable>;
    metadata: Record<string, unknown>;
}
```

### Enhanced File Reading
- Automatically reads markdown content when `contentFile` is specified
- Falls back to inline `content` for backward compatibility
- Ensures content is always available for template processing

## 📋 Converted Prompts

1. **agentic-coder-enhanced** ✅
   - 15KB markdown file with structured coding assistant content
   - Variables: `user_goal_or_request`, `project_memory_file_name`

2. **memory-bank-assistant** ✅  
   - 4.7KB markdown with memory management workflows
   - Variables: `rules_file`, `user_task_description`

3. **nextjs-codebase-review** ✅
   - 3.1KB markdown with comprehensive Next.js review framework
   - Variables: `project_context`

4. **python-codebase-review** ✅
   - 3.3KB markdown with Python architecture review guidelines  
   - Variables: `project_context`

5. **prompt-writing-assistant** ✅
   - 2.3KB markdown for AI prompt engineering methodology
   - Variables: Multiple optional formatting parameters

6. **rules-processor** ✅
   - 3.7KB markdown for intelligent rule processing system
   - Variables: `rules_registry_path`, `file_path_or_description`, etc.

## 🎉 Mission Accomplished!

Your prompt management system is now:
- **Maintainable**: Edit markdown files directly
- **Scalable**: Add new prompts with `.md` + `.json` pairs  
- **Version-control friendly**: Clean, readable diffs
- **Backward compatible**: Existing functionality unchanged
- **Developer friendly**: No more JSON escaping headaches

The server automatically combines markdown content with JSON metadata at runtime, giving you the clean structure you requested while maintaining full MCP compatibility!