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README.md

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+# RV50x Manager
+
+Web-based management tool for Sierra Wireless AirLink RV50x cellular modems.
+Runs as a Docker stack alongside NocoDB and PostgreSQL.
+
+## Features
+
+- Download and upload configuration templates to modems via browser automation (Playwright)
+- XML template builder — populate templates from NocoDB device data or Excel spreadsheets
+- SSH terminal and AT command interface for direct modem access
+- Job queue with persistent history (SQLite)
+- AT command presets — save and replay named command sequences
+
+## Quick Start
+
+See [README-docker.md](README-docker.md) for full deployment instructions including:
+- Docker setup and stack configuration
+- `.env` file reference
+- NocoDB setup and ID retrieval
+- Updating, migrating, and troubleshooting
+
+## Stack
+
+| Container | Purpose | Port |
+|-----------|---------|------|
+| `rv50x-manager` | FastAPI web app + Playwright | Configurable |
+| `rv50x-nocodb` | NocoDB UI and API | 8090 |
+| `rv50x-postgres` | PostgreSQL for NocoDB | Internal only |
+
+## Configuration
+
+Copy `.env.example` to `.env` and fill in your NocoDB URL, token, base/table/view IDs,
+and PostgreSQL password before starting the stack.
+
+```bash
+cp .env.example .env
+nano .env
+docker compose up -d
+```