Merge pull request #523 from chainbound/chore/docs-bls-keygen

chore(docs): use bolt generate bls instead of visiting website

testnets/holesky/QUICK_START.md

@@ -363,8 +363,7 @@ cp bolt-sidecar.env.example bolt-sidecar.env
 
 - `BOLT_SIDECAR_COMMITMENT_PRIVATE_KEY`: this is the private key of the operator address that you registered in the
   restaking protocol in the previous steps. This is the key that will be used to sign commitments for your validators.
-- `BOLT_SIDECAR_BUILDER_PRIVATE_KEY`: this can be any valid BLS private key. You can generate one by visiting
-  https://iancoleman.io/eip2333/ and pressing the GENERATE button.
+- `BOLT_SIDECAR_BUILDER_PRIVATE_KEY`: this can be any valid BLS private key. You can generate one using the `bolt generate bls` command.
 
 The section "signing options" is by far the most complex part of the configuration file.
 It is used to configure how Bolt protocol understands and authenticates your validators.
@@ -392,7 +391,7 @@ In order to create and use these delegations, you can follow these steps:
 
    - Note: this step is similar to the `bolt pubkeys` command used in step 3 of this quick guide.
    - Note: this command can be run _offline_.
-   - Note: you can generate a fresh BLS keypair [here](https://iancoleman.io/eip2333/) if necessary
+   - Note: you can generate a fresh BLS keypair using `bolt generate bls` if you don't have one.
 
    ```bash
     bolt delegate --delegatee-pubkey <delegatee_pubkey> local-keystore --path <validators_path> --password-path <secrets_path>

testnets/holesky/commit-boost/bolt-sidecar.env.example

@@ -41,7 +41,7 @@ BOLT_SIDECAR_FEE_RECIPIENT=
 BOLT_SIDECAR_COMMITMENT_PRIVATE_KEY=
 
 # Secret BLS key to sign fallback payloads with. This should be a BLS secret of 32 bytes.
-# You can generate one for testing purposes at https://iancoleman.io/eip2333/
+# You can generate one with the `bolt generate bls` command.
 # YOU DON'T HAVE TO CHANGE THIS
 BOLT_SIDECAR_BUILDER_PRIVATE_KEY=0c824d40ad3545b4973d1d491d7e8f318536b3aad11609ecdf51d2894fd8cac0