add: instruction for different binaries

README.md

@@ -44,6 +44,7 @@ For detailed instructions on installation, configuration, and usage, refer to th
 
 To deploy a devnet or a testnet in AWS using terraform follow the instructions [here](/deployment/readme.md).
 
+**NOTE:** The pre-compiled `OpEVM` binaries are designed for the `arm64` architecture. If you wish to run `OpEVM` on a different architecture, such as `amd64`, please refer to the [specific setup instructions](https://github.com/availproject/op-evm/blob/main/docs/demo.md#setting-up-devnet-on-amd64-machine).
 ## Testing Fraudproof
 
 Testing fraud-proof processing is relatively straightforward. Sequencer implementation contains so called fraud server, which provides an HTTP interface which can be used to trigger a one time fraud construction into next produced block. Watchtower will then catch this and produce a fraud-proof block, which leads to dispute resolution process.

docs/demo.md

@@ -73,6 +73,15 @@ You should see logs similar to this:
 ```
 Copy the first json url from the table. (in our case it's `http://127.0.0.1:49601/`).
 
+## Setting up DevNet on amd64 machine
+
+To set up a DevNet on an amd64 machine, run the following:
+
+Run on the root directory:
+```shell
+make build GOOS=linux GOARCH=amd64
+````
+
 ## Set up an AWS network
 
 To deploy a devnet or a testnet in AWS using terraform follow the instructions [here](../deployment/readme.md).
@@ -170,3 +179,5 @@ To import ERC20 tokens into your MetaMask wallet, follow these steps:
     - Token symbol: `TEST`
     - Token decimal: `18`
 4. Click **Add custom token** and **Import tokens**.
+
+