React effect trigger hook

Input trigger pipeline: '/' and '@' detection, candidate menu, pick routing to registered sources

## Installation

The missing standard library for TypeScript, for writing production-grade software.

First-message LLM provider plugin for DeepSeek Harness session titles

Model selection: the /model popupSelect over session.models / session.selectModel

A wrapper package that uses `useInsertionEffect` or a fallback for it

A React helper hook for scheduling a layout effect with a fallback to a regular effect for environments where layout effects should not be used (such as server-side rendering).

Settings shell plugin: sidebar trigger, modal panel, feature sections, and an ordered full-page onboarding stage

Session-header background-job list: live registry state mirrored from session/jobs frames

Remote BFF assembly and Host Agent/Session lookup policy

Settings ownerless-copy and product onboarding plugin: the General section, shell trigger/header chrome content, settings dictionaries, and the versioned welcome notice

Unified interfaces for common platform-specific services

Sidebar plugin: session multi-level tree, search, grouping, state dots

Platform specific implementations for the Node.js runtime

Popup trigger and alignment primitive for React.

OpenTelemetry integration for Effect

Manage state with style in every framework

base abstract trigger component for react

It's react's useEffect hook, except using deep comparison on the inputs, not reference equality