Integration Credentials:
- Add IntegrationCredential model with encrypted payload
- Add full CRUD: ManageIntegrationCredentialsAction, 4 Tasks, Controller, Requests
- Add migration for integration_credentials table
- Add Vue pages: Index, Create, Edit
- AI tasks now read API keys from DB instead of .env
- Add sidebar menu item
Deploy UI:
- Add DeployTask with full deploy lifecycle management
- Extend DeployController with index, log, history endpoints
- Add Deploy/Index.vue with live polling and deploy log viewer
- Add sidebar menu item and QuickAction for Sveden
UI:
- Add 'key' icon to SidebarNavItem
- Change deploy button color to amber in Main.vue
