Add Rust protobuf binding

.editorconfig

@@ -1,4 +1,7 @@
 [*]
 indent_style = space
 indent_size = 2
-trim_trailing_whitespace = true
+trim_trailing_whitespace = true
+
+[*.rs]
+indent_size = 4

CLAUDE.md

@@ -4,7 +4,7 @@ This file provides guidance to Claude Code (claude.ai/code) when working with co
 
 ## Project Overview
 
-Protocol definition repository for Blueye Robotics underwater drones. The core definitions live in `protobuf_definitions/*.proto` (proto3 syntax) and are compiled into language-specific libraries for C++, Python, TypeScript, and C#/.NET.
+Protocol definition repository for Blueye Robotics underwater drones. The core definitions live in `protobuf_definitions/*.proto` (proto3 syntax) and are compiled into language-specific libraries for C++, Python, TypeScript, C#/.NET, and Rust.
 
 Published packages:
 - **npm**: `@blueyerobotics/protocol-definitions`
@@ -39,6 +39,13 @@ pnpm run build
 dotnet pack Blueye.Protocol.Protobuf.csproj -c Release -o out
 ```
 
+### Rust
+```
+cargo build --manifest-path rust/Cargo.toml
+cargo test --manifest-path rust/Cargo.toml
+```
+Code is generated at build time by `rust/build.rs` (prost + protox, no protoc needed).
+
 ### Linting
 ```
 # Via Docker:

README.md

@@ -12,10 +12,26 @@ Drones running a Blunux version \< 3.0 will need to use the legacy protocol. [bl
 
 Version 3 of the Blueye communication protocol is based on [Protocol Buffers](https://developers.google.com/protocol-buffers).
 
-The protobuf definitions are compiled to language specific libraries, and are available as a [NuGet package](https://github.com/BluEye-Robotics/ProtocolDefinitions/packages/1239508), [Python package](https://pypi.org/project/blueye.protocol/) and a [npm package](https://www.npmjs.com/package/@blueyerobotics/protocol-definitions).
+The protobuf definitions are compiled to language specific libraries, and are available as a [NuGet package](https://github.com/BluEye-Robotics/ProtocolDefinitions/packages/1239508), [Python package](https://pypi.org/project/blueye.protocol/) and a [npm package](https://www.npmjs.com/package/@blueyerobotics/protocol-definitions); a Rust crate is available as a git dependency (see below).
 
 Automatically generated documentation for the protocol format can be found [here](https://blueyebuildserver.blob.core.windows.net/protocoldefinitions/docs/protocol.html).
 
+### Rust
+
+The `rust/` directory contains the `blueye-protocol` crate. Code is generated at build time from `protobuf_definitions/*.proto` using [prost](https://crates.io/crates/prost) and [protox](https://crates.io/crates/protox) — no `protoc` installation required.
+
+```sh
+cargo build --manifest-path rust/Cargo.toml
+cargo test --manifest-path rust/Cargo.toml
+```
+
+Use it from another project as a git dependency:
+
+```toml
+[dependencies]
+blueye-protocol = { git = "https://github.com/BluEye-Robotics/ProtocolDefinitions" }
+```
+
 ### Installation
 
 #### OS X

rust/.gitignore

@@ -0,0 +1 @@
+/target