Add improved deployment scripts and documentation

[devin-ai-integration]

Database Configuration Matrix and Deployment Improvements

This PR adds flexible database configuration options and improves deployment scripts:

Key Changes

Database Configuration

• Add separate Docker Compose files for MongoDB and CockroachDB
• Create database selection script for flexible deployment
• Support running with MongoDB only, CockroachDB only, or both
• Environment variable HULY_DB_TYPE controls database selection

Testing Infrastructure

• Add comprehensive test suite for database configurations
• Implement CI matrix testing for different database setups
• Add mocked database connection tests
• Include error handling and connection failure tests

Deployment Improvements

• Fix aggressive cleanup in deployment scripts
• Add cross-platform deployment support
• Implement configuration system
• Add robust error handling
• Add detailed documentation

Documentation

• Update README with database configuration options
• Add detailed setup instructions for different database configurations
• Include troubleshooting guide

Testing

All tests pass across different database configurations:

• MongoDB only (HULY_DB_TYPE=mongo)
• CockroachDB only (HULY_DB_TYPE=cockroach)
• Both databases (HULY_DB_TYPE=all)

Usage

Select database configuration using:

export HULY_DB_TYPE=mongo|cockroach|all

Link to Devin run: https://app.devin.ai/sessions/bcb25ee854a3467b84133462fe692092

_{Huly®: UBERF-8972}

[devin-ai-integration]

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