# Default Configuration Directory Structure

The `.config/think_bigger/` directory contains global configuration, templates, and default settings for the Advanced Second Brain PKM system.

```
.config/
└── think_bigger/
    ├── config.json              # Global system configuration
    ├── domains/                 # Domain templates and defaults
    │   ├── default-domain/      # Template for new domains
    │   │   ├── _meta/
    │   │   ├── inbox/
    │   │   ├── notes/
    │   │   └── README.md
    │   └── domain-types/        # Specialized domain templates
    │       ├── research/
    │       ├── development/
    │       ├── personal/
    │       └── business/
    ├── agents/                  # Global AI agents
    │   ├── system/              # Core system agents
    │   │   ├── file-watcher.na
    │   │   ├── indexer.na
    │   │   └── maintenance.na
    │   ├── user/                # User-customizable agents
    │   └── templates/           # Agent templates
    ├── templates/               # Global templates
    │   ├── notes/
    │   ├── projects/
    │   └── domains/
    ├── themes/                  # UI themes and styles
    ├── plugins/                 # Extension system
    ├── backups/                 # Configuration backups
    └── logs/                    # System logs
```

## Configuration Files

### config.json
```json
{
  "version": "1.0.0",
  "system": {
    "data_directory": "~/think_bigger_data",
    "backup_directory": "~/think_bigger_backups",
    "log_level": "INFO",
    "auto_backup": true,
    "backup_frequency": "daily"
  },
  "processing": {
    "embedding_model": "sentence-transformers/all-MiniLM-L6-v2",
    "chunk_size": 512,
    "overlap": 50,
    "max_file_size": "100MB",
    "supported_formats": ["pdf", "md", "txt", "html", "docx"]
  },
  "ui": {
    "theme": "dark",
    "font_size": "medium",
    "sidebar_width": 300,
    "graph_layout": "force",
    "default_view": "graph"
  },
  "agents": {
    "enabled": true,
    "max_concurrent": 3,
    "timeout": 300,
    "sandbox": true
  },
  "integrations": {
    "notion": {
      "enabled": false,
      "api_key": "",
      "database_id": ""
    },
    "obsidian": {
      "enabled": false,
      "vault_path": ""
    }
  }
}
```

## Domain Templates

### Default Domain Template
Each domain type has a complete template structure:

```
default-domain/
├── _meta/
│   ├── domain-config.json
│   ├── agents/
    │   │   ├── researcher.na
    │   │   └── organizer.na
│   └── templates/
│       ├── note.md
│       └── project.md
├── inbox/
├── notes/
│   ├── concepts/
│   ├── projects/
│   ├── research/
│   └── references/
└── README.md
```

### Specialized Templates

#### Research Domain
- Additional folders: `papers/`, `experiments/`, `datasets/`
- Specialized agents: `literature-review.na`, `data-analyzer.na`
- Templates: `research-note.md`, `experiment-log.md`

#### Development Domain
- Additional folders: `code/`, `docs/`, `tests/`
- Specialized agents: `code-reviewer.na`, `documentation-generator.na`
- Templates: `feature-spec.md`, `api-doc.md`

## Agent System

### System Agents
Core agents that run automatically:

- **file-watcher.na**: Monitors file system changes
- **indexer.na**: Maintains search index and knowledge graph
- **maintenance.na**: Performs cleanup and optimization tasks

### User Agents
Customizable agents for specific workflows:

- **researcher.na**: Automated information gathering
- **summarizer.na**: Content condensation
- **connector.na**: Relationship discovery
- **questioner.na**: Q&A processing

## Template System

### Template Categories
- **Notes**: Daily notes, meeting notes, research notes
- **Projects**: Project plans, task lists, progress reports
- **Domains**: Domain setup, README files, configuration

### Template Variables
Support for dynamic content:
- `{{date}}`: Current date
- `{{domain}}`: Domain name
- `{{user}}`: Current user
- `{{title}}`: Document title

## Theme System

### Available Themes
- **Light**: Clean, minimal design
- **Dark**: Easy on the eyes for long sessions
- **Auto**: Follows system preference
- **Custom**: User-defined color schemes

### Theme Configuration
```json
{
  "name": "Custom Dark",
  "colors": {
    "primary": "#6366f1",
    "secondary": "#8b5cf6",
    "background": "#0f0f0f",
    "surface": "#1a1a1a",
    "text": "#ffffff",
    "text-secondary": "#a1a1aa"
  },
  "typography": {
    "font-family": "Inter, sans-serif",
    "font-size-base": "16px",
    "line-height": 1.6
  }
}
```

## Plugin System

### Plugin Types
- **Importers**: Custom content import formats
- **Exporters**: Custom export destinations
- **Processors**: Content processing pipelines
- **Views**: Custom UI components
- **Agents**: Additional AI agent types

### Plugin Structure
```
plugins/
├── my-plugin/
│   ├── plugin.json
│   ├── main.js
│   ├── agents/
│   └── templates/
```

## Backup and Recovery

### Automatic Backups
- Configuration files backed up daily
- Knowledge graph snapshots weekly
- Full system backup monthly

### Recovery Options
- Point-in-time restore
- Selective domain recovery
- Configuration rollback
- Emergency mode startup

## Logging and Monitoring

### Log Categories
- **System**: Core application logs
- **Agents**: AI agent execution logs
- **Processing**: Content processing logs
- **User**: User action logs
- **Errors**: Error and exception logs

### Monitoring Metrics
- System performance
- Agent success rates
- Content processing statistics
- User engagement metrics
- Error rates and types</content>
<parameter name="filePath">docs/plans/default-config-structure.md