1.78.0 (2026-08-04)

Bug Fixes

• backend: hide dbt environment variables from viewers (#26802) (fa27306)
• cli: explain the pnpm lockfile requirement in custom-dependency errors (#26749) (ea50301), closes #26721
• cli: refer to data apps by slug in user-facing strings (#26748) (086e216), closes #26724
• cli: validate login, project, and slug before apps create prompts (#26750) (19fa724), closes #26716
• unfurl: use the configurable screenshot timeout for app renders (#26794) (5fa0774)

Features

• cli: add --port to apps preview and print the app URL (#26752) (3da8fdd), closes #26719
• cli: offer to install dependencies in apps preview (#26751) (6909354), closes #26718