diff --git a/.env b/.env
new file mode 100644
index 0000000..1cfa51d
--- /dev/null
+++ b/.env
@@ -0,0 +1,21 @@
+# Env variables for metal-01.he-eu-hel1.wakusim.misc host.
+NWAKU_IMAGE=quay.io/wakuorg/nwaku-pr:2759-rln-v2
+# Network scaling.
+NUM_NWAKU_NODES=25
+
+
+
+# Simulation traffic.
+MSG_PER_SECOND=10
+MSG_SIZE_KBYTES=10
+TRAFFIC_DELAY_SECONDS=15
+# Enable automatic Docker image updates.
+WATCHTOWER_ENABLED=true
+# Anvil RPC Node external IP and port
+RPC_URL=http://foundry:8545
+# Contract-deployment
+PRIVATE_KEY=0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80
+ETH_FROM=0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266
+# RLNv2 limits
+RLN_RELAY_MSG_LIMIT=10
+RLN_RELAY_EPOCH_SEC=60
diff --git a/.gitignore b/.gitignore
index 047d548..0379971 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 **/.DS_Store
 *.env
+!.env
 !wakusim.env