docs: add ESP32 module reference schematic tutorial + expand project overview

docs/contributing/overview-of-projects.md

@@ -4,17 +4,57 @@ sidebar_position: 2
 description: Explore the key tscircuit repositories including core libraries, tools, and web components that power the ecosystem.
 ---
 
-| Repo                                                                          | Description                                                                                    | Open Issues                                                                                                                                 |
-| ----------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------- |
-| [tscircuit/core](https://github.com/tscircuit/core)                           | Core library that powers tscircuit, handles conversion of React components into circuit boards | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/core)](https://github.com/tscircuit/core/issues)                           |
-| [tscircuit/schematic-symbols](https://github.com/tscircuit/schematic-symbols) | Library of schematic symbols used across tscircuit                                             | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/schematic-symbols)](https://github.com/tscircuit/schematic-symbols/issues) |
-| [tscircuit/footprinter](https://github.com/tscircuit/footprinter)             | Generates PCB footprints from string descriptions                                              | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/footprinter)](https://github.com/tscircuit/footprinter/issues)             |
-| [tscircuit/circuit-to-svg](https://github.com/tscircuit/circuit-to-svg)       | Converts Circuit JSON into SVG files                                                           | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/circuit-to-svg)](https://github.com/tscircuit/circuit-to-svg/issues)       |
-| [tscircuit/circuit-json](https://github.com/tscircuit/circuit-json)           | Underlying assembly language format that represents tscircuit circuits               | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/circuit-json)](https://github.com/tscircuit/circuit-json/issues)           |
-| [tscircuit/tscircuit.com](https://github.com/tscircuit/tscircuit.com)         | Main website and circuit board editor                                                          | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/tscircuit.com)](https://github.com/tscircuit/tscircuit.com/issues)         |
-| [tscircuit/cli](https://github.com/tscircuit/cli)                             | Main development tool for tscircuit, provides local development server and package management  | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/cli)](https://github.com/tscircuit/cli/issues)                             |
-| [tscircuit/runframe](https://github.com/tscircuit/runframe)                   | React component to preview and run tscircuit circuits                                          | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/runframe)](https://github.com/tscircuit/runframe/issues)                   |
-| [tscircuit/pcb-viewer](https://github.com/tscircuit/pcb-viewer)               | React component for viewing PCBs                                                               | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/pcb-viewer)](https://github.com/tscircuit/pcb-viewer/issues)               |
-| [tscircuit/3d-viewer](https://github.com/tscircuit/3d-viewer)                 | React component for viewing 3D previews                                                        | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/3d-viewer)](https://github.com/tscircuit/3d-viewer/issues)                 |
-| [tscircuit/props](https://github.com/tscircuit/props)                         | Specification for the definitions of every React component supported by tscircuit     | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/props)](https://github.com/tscircuit/props/issues)                         |
-| [tscircuit/easyeda-converter](https://github.com/tscircuit/easyeda-converter) | Command line utility for converting JLCPCB footprints to tscircuit                             | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/easyeda-converter)](https://github.com/tscircuit/easyeda-converter/issues) |
+tscircuit is spread across many focused repositories. This page groups them by
+area so you can quickly find where to contribute.
+
+## Core Libraries
+
+These repos form the foundation that everything else builds on.
+
+| Repo | Description | Open Issues |
+| ---- | ----------- | ----------- |
+| [tscircuit/core](https://github.com/tscircuit/core) | Core library — converts React components into Circuit JSON (schematic, PCB, BOM) | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/core)](https://github.com/tscircuit/core/issues) |
+| [tscircuit/circuit-json](https://github.com/tscircuit/circuit-json) | The intermediate "assembly language" format all tscircuit tools share | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/circuit-json)](https://github.com/tscircuit/circuit-json/issues) |
+| [tscircuit/props](https://github.com/tscircuit/props) | TypeScript type definitions and prop specs for every tscircuit React component | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/props)](https://github.com/tscircuit/props/issues) |
+
+## Rendering & Viewers
+
+These repos turn Circuit JSON into visual output (SVG, React viewers, 3D).
+
+| Repo | Description | Open Issues |
+| ---- | ----------- | ----------- |
+| [tscircuit/circuit-to-svg](https://github.com/tscircuit/circuit-to-svg) | Converts Circuit JSON into schematic and PCB SVG images | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/circuit-to-svg)](https://github.com/tscircuit/circuit-to-svg/issues) |
+| [tscircuit/schematic-symbols](https://github.com/tscircuit/schematic-symbols) | SVG schematic symbols library (resistors, capacitors, ICs, …) used by circuit-to-svg | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/schematic-symbols)](https://github.com/tscircuit/schematic-symbols/issues) |
+| [tscircuit/pcb-viewer](https://github.com/tscircuit/pcb-viewer) | React component for interactive PCB viewing | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/pcb-viewer)](https://github.com/tscircuit/pcb-viewer/issues) |
+| [tscircuit/3d-viewer](https://github.com/tscircuit/3d-viewer) | React component for 3D PCB and component previews | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/3d-viewer)](https://github.com/tscircuit/3d-viewer/issues) |
+| [tscircuit/runframe](https://github.com/tscircuit/runframe) | React component that runs tscircuit code and shows live schematic/PCB/3D previews | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/runframe)](https://github.com/tscircuit/runframe/issues) |
+
+## Autorouting
+
+| Repo | Description | Open Issues |
+| ---- | ----------- | ----------- |
+| [tscircuit/autorouting](https://github.com/tscircuit/autorouting) | Collection of PCB autorouting algorithms (IjumpAstar, MultilayerIjump, …) | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/autorouting)](https://github.com/tscircuit/autorouting/issues) |
+
+## Component Libraries & Footprints
+
+| Repo | Description | Open Issues |
+| ---- | ----------- | ----------- |
+| [tscircuit/footprinter](https://github.com/tscircuit/footprinter) | Generates PCB footprints from concise string descriptions (e.g. `"soic8"`) | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/footprinter)](https://github.com/tscircuit/footprinter/issues) |
+| [tscircuit/easyeda-converter](https://github.com/tscircuit/easyeda-converter) | Imports EasyEDA/JLCPCB component data and converts it to tscircuit footprints | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/easyeda-converter)](https://github.com/tscircuit/easyeda-converter/issues) |
+| [tscircuit/jlcsearch](https://github.com/tscircuit/jlcsearch) | Searchable JLCPCB component database with REST API | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/jlcsearch)](https://github.com/tscircuit/jlcsearch/issues) |
+
+## Developer Tools & Web Apps
+
+| Repo | Description | Open Issues |
+| ---- | ----------- | ----------- |
+| [tscircuit/tscircuit.com](https://github.com/tscircuit/tscircuit.com) | Main web editor at tscircuit.com — share and publish circuit snippets | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/tscircuit.com)](https://github.com/tscircuit/tscircuit.com/issues) |
+| [tscircuit/cli](https://github.com/tscircuit/cli) | Local development CLI — `tsci dev` spins up a live-reload circuit preview server | [![GitHub issues](https://img.shields.io/github/issues/tscircuit/cli)](https://github.com/tscircuit/cli/issues) |
+
+## Where to Start
+
+- **Fix a bug in schematic rendering** → [circuit-to-svg](https://github.com/tscircuit/circuit-to-svg) or [schematic-symbols](https://github.com/tscircuit/schematic-symbols)
+- **Add a missing component prop** → [props](https://github.com/tscircuit/props) then [core](https://github.com/tscircuit/core)
+- **Improve the PCB viewer UI** → [pcb-viewer](https://github.com/tscircuit/pcb-viewer)
+- **Add a footprint** → [footprinter](https://github.com/tscircuit/footprinter)
+- **Work on autorouting algorithms** → [autorouting](https://github.com/tscircuit/autorouting)
+- **New to tscircuit?** → [getting-started-as-a-contributor](./getting-started-as-a-contributor.md)