--wip-- [skip ci]

.env.sample

@@ -0,0 +1 @@
+

docusaurus/docs/operate/quickstart/docker_compose_debian_cheatsheet.md

@@ -73,7 +73,7 @@ sudo apt-get update
 if command -v ufw > /dev/null 2>&1; then
     sudo ufw allow from 172.16.0.0/12
     sudo ufw allow from 192.168.0.0/16
-    echo "UFW rules added for Docker networks"
+    echo "UFW rules added for Docker networks and validator endpoint"
 else
     echo "UFW is not installed, skipping firewall configuration"
 fi
@@ -97,9 +97,18 @@ cd poktroll-docker-compose-example
 
 ## Update your environment
 
+First, copy the sample environment file:
 ```bash
 cp .env.sample .env
+```
+
+By default, the `.env` file uses `testnet-beta`. If you want to use a different network, update the `NETWORK_NAME` in your `.env` file to one of:
+- `testnet-alpha` - Unstable testnet
+- `testnet-beta` - Stable testnet (default)
+- `mainnet` - Production network
 
+Then set your external IP and source the environment:
+```bash
 EXTERNAL_IP=$(curl -4 ifconfig.me/ip)
 sed -i -e s/NODE_HOSTNAME=/NODE_HOSTNAME=$EXTERNAL_IP/g .env
 
@@ -153,15 +162,19 @@ FINALLY, `source .env` to update the environment variables.
 
 ## Fund your accounts
 
-Run the following:
+Run the following to see your addresses:
 
 ```bash
 show_actor_addresses
 ```
 
-For each one, fund the accounts using the [faucet](https://faucet.testnet.pokt.network/)
+Get the faucet URL for your network:
+
+```bash
+show_faucet_url
+```
 
-Next, run this helper (it's part of `helpers.sh`) to find each of them on the explorer:
+Fund each address using the faucet URL shown above. Then run this helper to find each account on the explorer:
 
 ```bash
 show_explorer_urls