Microsoft Developer News: Edge 156, Azure PostgreSQL WAL Compression, and Copilot Studio Preview

A weekly roundup of the most relevant Microsoft developer news, covering browser, database, and AI platform updates. Each segment summarizes what changed and why it matters for developers.

■ Microsoft Edge 156
- IndexedDB storage now backed by SQLite instead of LevelDB
- Retry support for failed JavaScript module imports
- Request and response headers added to WebTransport initial connection
- Implications of browser upgrades on runtime behavior

■ Azure Database for PostgreSQL Flexible Server (October maintenance release)
- ZSTD compression for write-ahead logs on PostgreSQL 15, 16, and 17
- Updates to PGVector, the non-extension, and Orifice, plus security hardening
- Rollout behavior for new versus existing servers across regions

■ Copilot Studio
- Public preview of the customer conversation harness for voice and chat
- Orchestration of specialized agent teams with their own knowledge and tools
- Channel handoffs to people, Teams, or existing contact center systems

Microsoft developers, cloud engineers, and teams building web apps or customer-facing agents will find the rundown useful for staying current. Watching helps identify which updates require testing or maintenance planning in your own environment.