Installation

Prerequisites

• Rust toolchain (edition 2024)
• Google Cloud project with People API enabled
• OAuth2 credentials (Desktop application type)

Install from crates.io

cargo install rscontacts

This downloads, compiles, and installs the latest published version into ~/.cargo/bin/.

Building from Source

git clone https://github.com/veltzer/rscontacts.git
cd rscontacts
cargo build --release

The binary will be at target/release/rscontacts.

Google Cloud Setup

1. Go to Google Cloud Console
2. Create a new project (or use an existing one)
3. Enable the People API under APIs & Services
4. Create OAuth2 credentials:
   • Go to APIs & Services > Credentials
   • Click “Create Credentials” > “OAuth client ID”
   • Choose “Desktop application” as the application type
   • Download the JSON file
5. Place the credentials file at ~/.config/rscontacts/credentials.json