Release v0.4.0

Release v0.4.0 - Performance & Cloud Integration

This release focused on Performance Optimization, Cloud Security Integration, and stabilizing the new modular backend architecture.

🚀 Key Features

☁️ AWS STS & Pre-signed URLs

• Pre-signed URL Support: Secure, direct-to-storage access for presign_get operations, enabling high-performance data retrieval without proxying through the API.
• AWS STS Integration: Native support for AWS Security Token Service (STS) assume-role workflows.

⚡ Optimizations

• Pagination Foundation: Laid the groundwork for universal pagination (fully realized in v0.5.0).
• Listing performance: Optimized list_assets and list_catalogs queries.

🛠️ Backend Hardening

• Relational Schema Fixes: Addressed regressions in Postgres and SQLite schema definitions.
• Join Logic: Fixed internal join logic for permissions and token validation.

📦 Docker Images

• alexmerced/pangolin-api:0.4.0
• alexmerced/pangolin-cli:0.4.0
• alexmerced/pangolin-ui:0.4.0