ifidie.run

A decentralized dead man's switch service.

Tech Stack

• Frontend: React 19, TanStack Router, TanStack Start
• Blockchain: Foundry (Forge, Cast, Anvil, Chisel)
• Database: PostgreSQL with Drizzle ORM
• Styling: Tailwind CSS

Quick Start

1. Enter the development environment:

   nix develop

2. Start all services (Postgres, Anvil, Dev Server):

   mprocs

3. Initialize the database (first time only):

   pnpm db:init

4. Visit http://localhost:5173

Database

The application uses PostgreSQL to track switches. See DATABASE.md for detailed setup and usage instructions.

Foundry

Foundry is a blazing fast, portable and modular toolkit for Ethereum application development written in Rust.

Foundry consists of:

• Forge: Ethereum testing framework (like Truffle, Hardhat and DappTools).
• Cast: Swiss army knife for interacting with EVM smart contracts, sending transactions and getting chain data.
• Anvil: Local Ethereum node, akin to Ganache, Hardhat Network.
• Chisel: Fast, utilitarian, and verbose solidity REPL.

Documentation

https://book.getfoundry.sh/

Usage

Build

$ forge build

Test

$ forge test

Format

$ forge fmt

Gas Snapshots

$ forge snapshot

Anvil

$ anvil

Deploy

$ forge script script/Counter.s.sol:CounterScript --rpc-url <YOUR_RPC_URL> --private-key <YOUR_PRIVATE_KEY>

Cast

$ cast <subcommand>

Help

$ forge --help
$ anvil --help
$ cast --help