Regenerate orchestrator README (#87)

## Summary
- regenerate the orchestrator README with the latest `pnpm
br-orchestrate render` output so it mirrors `orchestra.yml`

## Testing
- not run (not requested)


------
[Codex
Task](https://chatgpt.com/codex/tasks/task_e_693f600ae0f8832984b7e7a2e494239b)

README.md

@@ -1,91 +1,3 @@
-# BlackRoad OS
-
-> 🧠 **Org Brain & Map 🧭** – top-level nerve center for the entire BlackRoad OS constellation.
->
-> 📖 **New here?** Start with [REPO_PERSONA.md](./REPO_PERSONA.md) to understand this repo's role and navigate the ecosystem.
-
-A microservice infrastructure management platform for the BlackRoad ecosystem.
-
-## Service Purpose
-
-BlackRoad OS provides:
-- Health monitoring endpoints
-- Version tracking and build information
-- Express and Fastify-based API routing
-- Job scheduling with BullMQ
-- React component library for UI dashboards
-
-## Local Development
-
-### Prerequisites
-- Node.js 18+
-- npm
-
-### Installation
-
-```bash
-npm install
-```
-
-### Running the Development Server
-
-```bash
-npm run dev
-```
-
-The server will start at `http://localhost:8080`.
-
-### Running Tests
-
-```bash
-npm test
-```
-
-## Build & Deploy
-
-### Building for Production
-
-```bash
-npm run build
-```
-
-This compiles TypeScript to JavaScript in the `dist/` directory.
-
-### Running in Production
-
-```bash
-npm start
-```
-
-### Railway Deployment
-
-This project is configured for automatic deployment on Railway. The `railway.toml` file defines:
-
-- **Builder**: Nixpacks
-- **Start Command**: `npm run start`
-- **Healthcheck**: `/health` endpoint
-- **Default Port**: 8080
-
-## Healthcheck
-
-The `/health` endpoint returns:
-
-```json
-{
-  "status": "ok",
-  "service": "blackroad-os"
-}
-```
-
-## Environment Variables
-
-| Variable | Description | Default |
-|----------|-------------|---------|
-| `PORT` | Server port | `8080` |
-| `SERVICE_NAME` | Service identifier | `blackroad-os` |
-| `ENVIRONMENT` | Runtime environment | `production` |
-| `APP_VERSION` | Application version | `1.0.0` |
-| `APP_COMMIT` | Git commit hash | Auto-detected |
 # BlackRoad OS · Orchestrator
 
 Welcome to the meta-orchestration layer for the BlackRoad ecosystem. This repository