diff --git a/testnet-onboarding-demo.md b/testnet-onboarding-demo.md
index cf6f7d3..1b68421 100644
--- a/testnet-onboarding-demo.md
+++ b/testnet-onboarding-demo.md
@@ -367,7 +367,7 @@
     laconic-so --stack ~/cerc/nitro-stack/stack-orchestrator/stacks/nitro-node build-containers --force-rebuild
     ```
 
-4. Create a deployment for Alice's L1 nitro-node:
+4. Create a deployment spec-file for Alice's L1 nitro-node:
     - Create spec files for the deployment:
 
       ```bash
@@ -386,7 +386,7 @@
         - 4007:4005
       ```
 
-5. Create a deployment for Charlie's L1 nitro-node:
+5. Create a deployment spec-file for Charlie's L1 nitro-node:
     - Create spec file for the deployment:
 
       ```bash
@@ -405,7 +405,7 @@
         - 4008:4005
       ```
 
-6. Create a deployment for Alice's L2 nitro-node:
+6. Create a deployment spec-file for Alice's L2 nitro-node:
     - Create spec files for the deployment:
 
       ```bash
@@ -424,7 +424,7 @@
         - 4009:4005
       ```
 
-7. Create a deployment for Charlie's L2 nitro-node:
+7. Create a deployment spec-file for Charlie's L2 nitro-node:
     - Create spec file for the deployment:
 
       ```bash
@@ -593,25 +593,27 @@
     yarn hardhat transfer --contract $L1_ASSET_ADDRESS --to $C_CHAIN_ADDRESS --amount 1000 --network geth
     ```
 
-- In `bridge-nitro-deployment/config.env` file, set the following env variable:
+- Create a deployment for the bridge:
+  - Create spec files for the deployment, map container ports to host ports and set env variables:
 
     ```bash
-    # URL endpoint of the L2 and L2 chains
-    CERC_NITRO_L1_CHAIN_URL=ws://host.docker.internal:8546
-    CERC_NITRO_L2_CHAIN_URL=ws://host.docker.internal:9546
+    laconic-so --stack ~/cerc/nitro-stack/stack-orchestrator/stacks/bridge deploy init --map-ports-to-host any-same --output bridge-nitro-spec.yml --config CERC_NITRO_L1_CHAIN_URL=ws://host.docker.internal:8546, \
+    CERC_NITRO_L2_CHAIN_URL=ws://host.docker.internal:9546, \
+    CERC_NITRO_CHAIN_PK=888814df89c4358d7ddb3fa4b0213e7331239a80e1f013eaa7b2deca2a41a218, \
+    CERC_NITRO_SC_PK=0279651921cd800ac560c21ceea27aab0107b67daf436cdd25ce84cad30159b4, \
+    CERC_GETH_URL=http://host.docker.internal:8545, \
+    CERC_OPTIMISM_URL=http://host.docker.internal:9545, \
+    CERC_GETH_DEPLOYER_PK=888814df89c4358d7ddb3fa4b0213e7331239a80e1f013eaa7b2deca2a41a218, \
+    CERC_OPTIMISM_DEPLOYER_PK=888814df89c4358d7ddb3fa4b0213e7331239a80e1f013eaa7b2deca2a41a218, \
+    CERC_TOKEN_NAME=LaconicNetworkToken, \
+    CERC_TOKEN_SYMBOL=LNT, \
+    CERC_INITIAL_TOKEN_SUPPLY=10000000, \
+    ```
 
-    # Private key of the account on chain that is used for funding channels in Nitro node
-    CERC_NITRO_CHAIN_PK=888814df89c4358d7ddb3fa4b0213e7331239a80e1f013eaa7b2deca2a41a218
+  - Create a deployment from the spec file:
 
-    CERC_NITRO_SC_PK=0279651921cd800ac560c21ceea27aab0107b67daf436cdd25ce84cad30159b4
-
-    CERC_GETH_URL=http://host.docker.internal:8545
-    CERC_OPTIMISM_URL=http://host.docker.internal:9545
-    CERC_GETH_DEPLOYER_PK=888814df89c4358d7ddb3fa4b0213e7331239a80e1f013eaa7b2deca2a41a218
-    CERC_OPTIMISM_DEPLOYER_PK=888814df89c4358d7ddb3fa4b0213e7331239a80e1f013eaa7b2deca2a41a218
-    CERC_TOKEN_NAME=LaconicNetworkToken
-    CERC_TOKEN_SYMBOL=LNT
-    CERC_INITIAL_TOKEN_SUPPLY=10000000
+    ```bash
+    laconic-so --stack ~/cerc/nitro-stack/stack-orchestrator/stacks/bridge deploy create --spec-file bridge-nitro-spec.yml --deployment-dir bridge-nitro-deployment
     ```
 
 - Start testnet-onboarding-app (run command in testnet-onboarding-app repo)
@@ -729,19 +731,19 @@
 - Get Ethereum private keys for accounts Alice and Charlie from `laconic-wallet` (to be used as statechannel PKs)
 
 - Prepare deployments for the nodes
-  - **Note**: Enter PKs without the leading `0x`
   - Set the env variables for L1 Alice's nitro-node:
 
     ```bash
-    laconic-so --stack ~/cerc/nitro-stack/stack-orchestrator/stacks/nitro-node deploy \
-      --config CERC_NITRO_CHAIN_URL=ws://host.docker.internal:8546, \
-      CERC_NITRO_SC_PK=<Private key of Alice>, \
-      CERC_NITRO_CHAIN_PK=570b909da9669b2f35a0b1ac70b8358516d55ae1b5b3710e95e9a94395090597, \
-      CERC_NA_ADDRESS=$CERC_NA_ADDRESS, \
-      CERC_VPA_ADDRESS=$CERC_VPA_ADDRESS, \
-      CERC_CA_ADDRESS=$CERC_CA_ADDRESS, \
-      CERC_BRIDGE_ADDRESS=$CERC_BRIDGE_ADDRESS, \
-      CERC_NITRO_BOOTPEERS=/dns4/host.docker.internal/tcp/3005/p2p/16Uiu2HAmJDxLM8rSybX78FH51iZq9PdrwCoCyyHRBCndNzcAYMes
+    cat <<EOF >> lialice-nitro-deployment/config.env
+    CERC_NITRO_CHAIN_URL=ws://host.docker.internal:8546
+    CERC_NITRO_SC_PK=<Private key of Alice>
+    CERC_NITRO_CHAIN_PK=570b909da9669b2f35a0b1ac70b8358516d55ae1b5b3710e95e9a94395090597
+    CERC_NA_ADDRESS=$CERC_NA_ADDRESS
+    CERC_VPA_ADDRESS=$CERC_VPA_ADDRESS
+    CERC_CA_ADDRESS=$CERC_CA_ADDRESS
+    CERC_BRIDGE_ADDRESS=$CERC_BRIDGE_ADDRESS
+    CERC_NITRO_BOOTPEERS=/dns4/host.docker.internal/tcp/3005/p2p/16Uiu2HAmJDxLM8rSybX78FH51iZq9PdrwCoCyyHRBCndNzcAYMes
+    EOF
     ```
 
   - Create a deployment from the spec file
@@ -753,15 +755,16 @@
   - Set the env variables for L1 Charlie's nitro-node:
 
     ```bash
-    laconic-so --stack ~/cerc/nitro-stack/stack-orchestrator/stacks/nitro-node deploy \
-      --config CERC_NITRO_CHAIN_URL=ws://host.docker.internal:8546, \
-      CERC_NITRO_SC_PK=<Private key of Charlie>, \
-      CERC_NITRO_CHAIN_PK=570b909da9669b2f35a0b1ac70b8358516d55ae1b5b3710e95e9a94395090597, \
-      CERC_NA_ADDRESS=$CERC_NA_ADDRESS, \
-      CERC_VPA_ADDRESS=$CERC_VPA_ADDRESS, \
-      CERC_CA_ADDRESS=$CERC_CA_ADDRESS, \
-      CERC_BRIDGE_ADDRESS=$CERC_BRIDGE_ADDRESS, \
-      CERC_NITRO_BOOTPEERS=/dns4/host.docker.internal/tcp/3005/p2p/16Uiu2HAmJDxLM8rSybX78FH51iZq9PdrwCoCyyHRBCndNzcAYMes
+    cat <<EOF >> l1charlie-nitro-deployment/config.env
+    CERC_NITRO_CHAIN_URL=ws://host.docker.internal:8546
+    CERC_NITRO_SC_PK=<Private key of Charlie>
+    CERC_NITRO_CHAIN_PK=570b909da9669b2f35a0b1ac70b8358516d55ae1b5b3710e95e9a94395090597
+    CERC_NA_ADDRESS=$CERC_NA_ADDRESS
+    CERC_VPA_ADDRESS=$CERC_VPA_ADDRESS
+    CERC_CA_ADDRESS=$CERC_CA_ADDRESS
+    CERC_BRIDGE_ADDRESS=$CERC_BRIDGE_ADDRESS
+    CERC_NITRO_BOOTPEERS=/dns4/host.docker.internal/tcp/3005/p2p/16Uiu2HAmJDxLM8rSybX78FH51iZq9PdrwCoCyyHRBCndNzcAYMes
+    EOF
     ```
 
   - Create a deployment `l1charlie-nitro-deployment` from the spec file
@@ -773,18 +776,19 @@
   - Set the env variables for L2 Alice's nitro-node:
 
     ```bash
-    laconic-so --stack ~/cerc/nitro-stack/stack-orchestrator/stacks/nitro-node deploy \
-      --config CERC_NITRO_CHAIN_URL=ws://host.docker.internal:9546, \
-      CERC_NITRO_SC_PK=<Private key of Alice>, \
-      CERC_NITRO_CHAIN_PK=111b7500bdce494d6f4bcfe8c2a0dde2ef92f751d9070fac6475dbd6d8021b3f, \
-      CERC_NITRO_MSG_PORT=3008, \
-      CERC_NITRO_RPC_PORT=4008, \
-      CERC_NA_ADDRESS=$CERC_NA_ADDRESS, \
-      CERC_VPA_ADDRESS=$CERC_VPA_ADDRESS, \
-      CERC_CA_ADDRESS=$CERC_CA_ADDRESS, \
-      CERC_BRIDGE_ADDRESS=$CERC_BRIDGE_ADDRESS, \
-      CERC_NITRO_BOOTPEERS=/dns4/host.docker.internal/tcp/3005/p2p/16Uiu2HAmJDxLM8rSybX78FH51iZq9PdrwCoCyyHRBCndNzcAYMes, \
-      CERC_NITRO_L2=true
+    cat <<EOF >> l2alice-nitro-deployment/config.env
+    CERC_NITRO_CHAIN_URL=ws://host.docker.internal:9546
+    CERC_NITRO_SC_PK=<Private key of Alice>
+    CERC_NITRO_CHAIN_PK=111b7500bdce494d6f4bcfe8c2a0dde2ef92f751d9070fac6475dbd6d8021b3f
+    CERC_NITRO_MSG_PORT=3008
+    CERC_NITRO_RPC_PORT=4008
+    CERC_NA_ADDRESS=$CERC_NA_ADDRESS
+    CERC_VPA_ADDRESS=$CERC_VPA_ADDRESS
+    CERC_CA_ADDRESS=$CERC_CA_ADDRESS
+    CERC_BRIDGE_ADDRESS=$CERC_BRIDGE_ADDRESS
+    CERC_NITRO_BOOTPEERS=/dns4/host.docker.internal/tcp/3005/p2p/16Uiu2HAmJDxLM8rSybX78FH51iZq9PdrwCoCyyHRBCndNzcAYMes
+    CERC_NITRO_L2=true
+    EOF
     ```
 
   - Create a deployment from the spec file:
@@ -794,20 +798,21 @@
     ```
 
   - Set the env variables for L2 Charlie's nitro-node:
-    <!-- TO -->
+
     ```bash
-    laconic-so --stack ~/cerc/nitro-stack/stack-orchestrator/stacks/nitro-node deploy \
-      --config CERC_NITRO_CHAIN_URL=ws://host.docker.internal:9546, \
-      CERC_NITRO_SC_PK=<Private key of Charlie>, \
-      CERC_NITRO_CHAIN_PK=111b7500bdce494d6f4bcfe8c2a0dde2ef92f751d9070fac6475dbd6d8021b3f, \
-      CERC_NITRO_MSG_PORT=3010, \
-      CERC_NITRO_RPC_PORT=4010, \
-      CERC_NA_ADDRESS=$CERC_NA_ADDRESS, \
-      CERC_VPA_ADDRESS=$CERC_VPA_ADDRESS, \
-      CERC_CA_ADDRESS=$CERC_CA_ADDRESS, \
-      CERC_BRIDGE_ADDRESS=$CERC_BRIDGE_ADDRESS, \
-      CERC_NITRO_BOOTPEERS=/dns4/host.docker.internal/tcp/3005/p2p/16Uiu2HAmJDxLM8rSybX78FH51iZq9PdrwCoCyyHRBCndNzcAYMes, \
-      CERC_NITRO_L2=true
+    cat <<EOF >> l2charlie-nitro-deployment/config.env
+    CERC_NITRO_CHAIN_URL=ws://host.docker.internal:9546
+    CERC_NITRO_SC_PK=<Private key of Charlie>
+    CERC_NITRO_CHAIN_PK=111b7500bdce494d6f4bcfe8c2a0dde2ef92f751d9070fac6475dbd6d8021b3f
+    CERC_NITRO_MSG_PORT=3010
+    CERC_NITRO_RPC_PORT=4010
+    CERC_NA_ADDRESS=$CERC_NA_ADDRESS
+    CERC_VPA_ADDRESS=$CERC_VPA_ADDRESS
+    CERC_CA_ADDRESS=$CERC_CA_ADDRESS
+    CERC_BRIDGE_ADDRESS=$CERC_BRIDGE_ADDRESS
+    CERC_NITRO_BOOTPEERS=/dns4/host.docker.internal/tcp/3005/p2p/16Uiu2HAmJDxLM8rSybX78FH51iZq9PdrwCoCyyHRBCndNzcAYMes
+    CERC_NITRO_L2=true
+    EOF
     ```
 
   - Create deployment from the spec files: