v0.152.0: Command-line autonomy flag, org MCP and marketplace controls, and reliability fixes

New features

- Autonomy flag - Set Droid's autonomy level straight from the command line with droid --auto high
- Org MCP and marketplace controls - Organizations can centrally govern MCP server and plugin marketplace access
- In-app membership controls - Manage organization members directly in the app (app)

Improvements

- Private npm registry plugins - Plugin sources can now authenticate to private npm registries using an auth token environment variable
- Onboarding copy - Clearer guidance during Droid setup onboarding (app)

Bug fixes

- Status after interrupt - Droid's status now clears correctly after you interrupt it
- Event hooks - Multiple hooks configured for the same event are now combined correctly
- Summaries across directories - Fixed conversation summaries when your working directory changes
- Streaming placeholder - Fixed a stale placeholder that could linger in the chat (app)
- Connection stability - Reduced session UI flicker during brief connection drops (app)