# pcs-external
Ppoppo Chat System (PCS) External API client for Rust.
gRPC client for the PCS External Developer Platform (`chat.external` package):
- **ExternalMessageService** -- bulk messaging, status, events
- **ExternalTemplateService** -- message templates
- **ExternalAppService** -- app management, stats, audit
- **ExternalChannelService** -- channels, DM, members, messaging
## Usage
```toml
[dependencies]
pcs-external = "0.1"
```
Migrated from `ppoppo-sdk`. See [migration guide](https://github.com/hakchin/ppoppo-sdk).
> Pre-1.0: minor bumps (`0.2`, `0.3`) may include breaking changes per
> SemVer §11. Versions `1.0` – `2.0.0` were yanked from crates.io on
> 2026-04-30 as part of a workspace-wide pre-1.0 version reset.