feat: add marketplace metrics, privacy features, and service registry endpoints

- Add Prometheus metrics for marketplace API throughput and error rates with new dashboard panels
- Implement confidential transaction models with encryption support and access control
- Add key management system with registration, rotation, and audit logging
- Create services and registry routers for service discovery and management
- Integrate ZK proof generation for privacy-preserving receipts
- Add metrics instru

docs/user-guide/creating-jobs.md

@@ -0,0 +1,49 @@
+---
+title: Creating Jobs
+description: Learn how to create and submit AI jobs
+---
+
+# Creating Jobs
+
+Jobs are the primary way to execute AI workloads on the AITBC platform.
+
+## Job Types
+
+- **AI Inference**: Run pre-trained models
+- **Model Training**: Train new models
+- **Data Processing**: Process datasets
+- **Custom**: Custom computations
+
+## Job Specification
+
+A job specification includes:
+- Model configuration
+- Input/output formats
+- Resource requirements
+- Pricing constraints
+
+## Example
+
+```yaml
+name: "image-classification"
+type: "ai-inference"
+model:
+  type: "python"
+  entrypoint: "model.py"
+```
+
+## Submitting Jobs
+
+Use the CLI or API to submit jobs:
+
+```bash
+aitbc job submit job.yaml
+```
+
+## Monitoring
+
+Track job progress through:
+- CLI commands
+- Web interface
+- API endpoints
+- WebSocket streams

docs/user-guide/explorer.md

@@ -0,0 +1,46 @@
+---
+title: Explorer
+description: Using the AITBC blockchain explorer
+---
+
+# Explorer
+
+The AITBC explorer allows you to browse and search the blockchain for transactions, jobs, and other activities.
+
+## Features
+
+### Transaction Search
+- Search by transaction hash
+- Filter by address
+- View transaction details
+
+### Job Tracking
+- Monitor job status
+- View job history
+- Analyze performance
+
+### Analytics
+- Network statistics
+- Volume metrics
+- Activity charts
+
+## Using the Explorer
+
+### Web Interface
+Visit [https://explorer.aitbc.io](https://explorer.aitbc.io)
+
+### API Access
+```bash
+# Get transaction
+curl https://api.aitbc.io/v1/transactions/{tx_hash}
+
+# Get job details
+curl https://api.aitbc.io/v1/jobs/{job_id}
+```
+
+## Advanced Features
+
+- Real-time updates
+- Custom dashboards
+- Data export
+- Alert notifications

docs/user-guide/marketplace.md

@@ -0,0 +1,46 @@
+---
+title: Marketplace
+description: Using the AITBC marketplace
+---
+
+# Marketplace
+
+The AITBC marketplace connects job creators with miners who can execute their AI workloads.
+
+## How It Works
+
+1. **Job Creation**: Users create jobs with specific requirements
+2. **Offer Matching**: The marketplace finds suitable miners
+3. **Execution**: Miners execute the jobs and submit results
+4. **Payment**: Automatic payment upon successful completion
+
+## Finding Services
+
+Browse available services:
+- By job type
+- By price range
+- By miner reputation
+- By resource requirements
+
+## Pricing
+
+Dynamic pricing based on:
+- Market demand
+- Resource availability
+- Miner reputation
+- Job complexity
+
+## Creating Offers
+
+As a miner, you can:
+- Set your prices
+- Specify job types
+- Define resource limits
+- Build reputation
+
+## Safety Features
+
+- Escrow payments
+- Dispute resolution
+- Reputation system
+- Cryptographic proofs

docs/user-guide/overview.md

@@ -0,0 +1,27 @@
+---
+title: User Guide Overview
+description: Learn how to use AITBC as a user
+---
+
+# User Guide Overview
+
+Welcome to the AITBC user guide! This section will help you understand how to interact with the AITBC platform.
+
+## What You'll Learn
+
+- Creating and submitting AI jobs
+- Using the marketplace
+- Managing your wallet
+- Monitoring your jobs
+- Understanding receipts and proofs
+
+## Getting Started
+
+If you're new to AITBC, start with the [Quickstart Guide](../getting-started/quickstart.md).
+
+## Navigation
+
+- [Creating Jobs](creating-jobs.md) - Learn to submit AI workloads
+- [Marketplace](marketplace.md) - Buy and sell AI services
+- [Explorer](explorer.md) - Browse the blockchain
+- [Wallet Management](wallet-management.md) - Manage your funds

docs/user-guide/wallet-management.md

@@ -0,0 +1,65 @@
+---
+title: Wallet Management
+description: Managing your AITBC wallet
+---
+
+# Wallet Management
+
+Your AITBC wallet allows you to store, send, and receive AITBC tokens and interact with the platform.
+
+## Creating a Wallet
+
+### New Wallet
+```bash
+aitbc wallet create
+```
+
+### Import Existing
+```bash
+aitbc wallet import <private_key>
+```
+
+## Wallet Operations
+
+### Check Balance
+```bash
+aitbc wallet balance
+```
+
+### Send Tokens
+```bash
+aitbc wallet send <address> <amount>
+```
+
+### Transaction History
+```bash
+aitbc wallet history
+```
+
+## Security
+
+- Never share your private key
+- Use a hardware wallet for large amounts
+- Enable two-factor authentication
+- Keep backups in secure locations
+
+## Staking
+
+Earn rewards by staking your tokens:
+```bash
+aitbc wallet stake <amount>
+```
+
+## Backup
+
+Always backup your wallet:
+```bash
+aitbc wallet backup --output wallet.backup
+```
+
+## Recovery
+
+Restore from backup:
+```bash
+aitbc wallet restore --input wallet.backup
+```