Release v0.2.0

This release introduces database connectivity features, allowing you to connect to external databases for both reading and writing data directly within your workflows.

🎉 Highlights

Database Integration

• Database Reader Node: Import data using SQL queries or table selection
• Database Writer Node: Export processed data to database tables
• Connection Management: Create and reuse database connections across workflows
• PostgreSQL Support: Full integration with PostgreSQL databases

Secret Management

• Secure Credential Storage: System for managing database passwords and sensitive information
• Encrypted Storage: All credentials are securely encrypted
• User-Scoped Secrets: Isolated secret storage for each user

UI Enhancements

Database Connection Manager: Dedicated interface for managing connections

Secret Manager: UI for storing and retrieving credentials

• Reference Mode: Option to use stored connections or define inline connections

Technical Improvements

• Platform-agnostic password encryption
• SQLAlchemy integration for database connection handling
• Networkx integration for fast reads
• Polars integration for database read/write operations
• Support for both inline and referenced connection modes

Coming Soon

• Support for additional database types (MySQL, SQLite, SQL Server)
• Instructions for usage

What's Changed

• restructure polars-sim to build only once by @Edwardvaneechoud in #34
• Feature/auth system by @Edwardvaneechoud in #35

Full Changelog: v0.1.5...v0.2.0