From 3a8b10fe591b00c2e5543f8626ab68f231c9ad88 Mon Sep 17 00:00:00 2001
From: stubbsta <tanya.steyn22@gmail.com>
Date: Mon, 30 Jun 2025 09:13:08 +0200
Subject: [PATCH] Update README and env example

---
 .env.example | 10 +++++++++-
 README.md    | 12 +++++++-----
 2 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/.env.example b/.env.example
index 85f93fa..2d4e314 100644
--- a/.env.example
+++ b/.env.example
@@ -2,11 +2,19 @@
 # e.g. https://linea-sepolia.infura.io/v3/123aa110320f4aec179150fba1e1b1b1
 RLN_RELAY_ETH_CLIENT_ADDRESS=https://linea-sepolia.infura.io/v3/<key>
 
-# Private key of testnet where you have sepolia ETH that would be staked into RLN contract.
+# Account of testnet where you have Linea Sepolia ETH that would be staked into RLN contract.
+ETH_TESTNET_ACCOUNT=<YOUR_TESTNET_ACCOUNT_ADDRESS_HERE>
+
+# Private key of testnet where you have Linea Sepolia ETH that would be staked into RLN contract.
 # Note: make sure you don't use the '0x' prefix.
 #       e.g. 0116196e9a8abed42dd1a22eb63fa2a5a17b0c27d716b87ded2c54f1bf192a0b
 ETH_TESTNET_KEY=<YOUR_TESTNET_PRIVATE_KEY_HERE>
 
+# Address of the RLN contract on Linea Sepolia.
+RLN_CONTRACT_ADDRESS=0xB9cd878C90E49F797B4431fBF4fb333108CB90e6
+# Address of the RLN Membership Token contract on Linea Sepolia used to pay for membership.
+TOKEN_CONTRACT_ADDRESS=0x185A0015aC462a0aECb81beCc0497b649a64B9ea
+
 # Password you would like to use to protect your RLN membership.
 RLN_RELAY_CRED_PASSWORD="my_secure_keystore_password"
 
diff --git a/README.md b/README.md
index 471052e..32c6c94 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,9 @@ Ready to use docker-compose to run your own [nwaku](https://github.com/waku-org/
 
 You need:
 * Linea Sepolia HTTP endpoint. Get one free from [Infura](https://www.infura.io/).
-* Linea Sepolia account with some balance <0.01 Eth. You can get some Ethereum Sepolia or Linea Sepolia [here](https://www.infura.io/faucet/sepolia) and Ethereum Sepolia can be bridged to Linea Sepolia [here](https://bridge.linea.build/native-bridge). 
+* Linea Sepolia account with some balance <0.01 Eth.
+* You can get some Ethereum Sepolia or Linea Sepolia [here](https://www.infura.io/faucet/sepolia)
+* If you have Ethereum Sepolia, it can be bridged to Linea Sepolia [here](https://bridge.linea.build/native-bridge). 
 * A password to protect your rln membership.
 
 `docker-compose` [will read the `./.env` file](https://docs.docker.com/compose/environment-variables/set-environment-variables/#additional-information-3) from the filesystem. There is `.env.example` available for you as a template to use for providing the above values. The process when working with `.env` files is to copy the `.env.example`, store it as `.env` and edit the values there.
@@ -48,14 +50,14 @@ curl -L https://foundry.paradigm.xyz | bash
 foundryup
 ```
 
-Mint the token from your Linea Sepolia account:
+Mint the token used to pay for RLN Membership registration from your Linea Sepolia account (This is a generic ERC20 token used for testnet only):
 ```
-cast send 0x185A0015aC462a0aECb81beCc0497b649a64B9ea "mint(address,uint256)" <Your Linea Sepolia Account Address> 5000000000000000000 --private-key $PRIVATE_KEY --rpc-url https://sepolia.infura.io/v3/<key>
+cast send $TOKEN_CONTRACT_ADDRESS "mint(address,uint256)" $ETH_TESTNET_ACCOUNT 5000000000000000000 --private-key $ETH_TESTNET_KEY --rpc-url $RLN_RELAY_ETH_CLIENT_ADDRESS
 ```
 
-Approve the RLN contract to spend your tokens:
+Approve the RLN contract to spend tokens on behalf of your account:
 ```
-cast send 0x185A0015aC462a0aECb81beCc0497b649a64B9ea "approve(address,uint256)" 0xB9cd878C90E49F797B4431fBF4fb333108CB90e6 5000000000000000000 --private-key $PRIVATE_KEY --rpc-url https://sepolia.infura.io/v3/<key>
+cast send $TOKEN_CONTRACT_ADDRESS "approve(address,uint256)" $RLN_RELAY-ETH-CONTRACT-ADDRESS 5000000000000000000 --private-key $ETH_TESTNET_KEY --rpc-url $RLN_RELAY_ETH_CLIENT_ADDRESS
 ```
 
 This command will register your membership and store it in `keystore/keystore.json`.