feat: update Validium doc (#407)

# Description

Update the Validium doc, fix outdated configs.

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## Additional context

---------

Co-authored-by: Sarah Schwartz <[email protected]>

Author: dimazhornyk

content/10.zk-stack/20.running/35.validium.md

@@ -169,45 +169,47 @@ All the configs can also be set using environment variables instead of `.yaml` f
 
        ```yaml
        da_client:
-         avail:
-           bridge_api_url: https://bridge.somedomain.com
-           timeout_ms: 10000
-           full_client:
-             api_node_url: wss://turing-rpc.avail.so/ws
-             app_id: 1
-             max_blocks_to_look_back: 5 (optional)
-             dispatch_timeout: 180s (optional)
+         client: Avail
+         bridge_api_url: https://turing-bridge-api.avail.so
+         timeout_ms: 20000
+         avail_client_type: FullClient
+         api_node_url: wss://turing-rpc.avail.so/ws
+         app_id: 1
+         max_blocks_to_look_back: 5 (optional)
+         dispatch_timeout: 180s (optional)
        ```
 
     - Gas relay:
 
        ```yaml
        da_client:
-         avail:
-           bridge_api_url: https://bridge.somedomain.com
-           timeout_ms: 10000
-           gas_relay:
-             gas_relay_api_url: https://gas-relay.domain.com
-             max_retries: 5
+         client: Avail
+         bridge_api_url: https://turing-bridge-api.avail.so
+         timeout_ms: 20000
+         avail_client_type: GasRelay
+         gas_relay_api_url: https://staging.turbo-api.availproject.org
+         max_retries: 15
        ```
 
-2. Add the following block to the `secrets.yaml`:
+  2. Add the following block to the `secrets.yaml`:
     - Full client
 
        ```yaml
        da:
-         avail:
-           seed_phrase: YOUR_SEED_PHRASE
+         client: Avail
+         seed_phrase: YOUR_SEED_PHRASE
        ```
 
     - Gas relay
 
        ```yaml
        da:
-         avail:
-           gas_relay_api_key: YOUR_API_KEY
+         client: Avail
+         gas_relay_api_key: YOUR_API_KEY
        ```
 
+  3. Make sure to fund the account with enough Avail tokens to cover the gas costs of the transactions.
+
   ::
 
   ::panel{label="How to configure Celestia client?"}
@@ -216,21 +218,23 @@ All the configs can also be set using environment variables instead of `.yaml` f
 
    ```yaml
     da_client:
-      celestia:
-        api_node_url: https://api-node.somedomain.com
-        namespace: 000000000000000000000000000000000000ca1de12a5e2d5beb9ba9
-        chain_id: mocha-4
-        timeout_ms: 30000
+      client: Celestia
+      api_node_url: https://api-node.somedomain.com
+      namespace: 000000000000000000000000000000000000ca1de12a5e2d5beb9ba9
+      chain_id: mocha-4
+      timeout_ms: 30000
     ```
 
 2. Add the following block to the `secrets.yaml`:
 
     ```yaml
     da:
-      celestia:
-        private_key: YOUR_PRIVATE_KEY
+      client: Celestia
+      private_key: YOUR_PRIVATE_KEY
     ```
 
+3. Make sure to fund the account with enough Celestia tokens to cover the gas costs of the transactions.
+
   ::
 
   ::panel{label="How to configure EigenDA client?"}
@@ -239,28 +243,26 @@ All the configs can also be set using environment variables instead of `.yaml` f
 
     ```yaml
     da_client:
-      eigen:
-        disperser_rpc: https://disperser-holesky.eigenda.xyz:443
-        settlement_layer_confirmation_depth: 3
-        eigenda_eth_rpc: https://eth-rpc.somedomain.com # optional
-        eigenda_svc_manager_address: 0x1111111111111111111111111111111111111111
-        wait_for_finalization: false
-        authenticated: false
-        points_source_url:
-          g1_url: https://github.com/Layr-Labs/eigenda-proxy/raw/refs/heads/main/resources/g1.point
-          g2_url: https://github.com/Layr-Labs/eigenda-proxy/raw/refs/heads/main/resources/g2.point.powerOf2
-        # or, alternatively
-        # points_source_path: /path/to/points
+      client: Eigen
+      disperser_rpc: https://disperser-holesky.eigenda.xyz:443
+      eigenda_eth_rpc: https://ethereum-holesky-rpc.publicnode.com (only necessary if Holesky disperser is used)
+      cert_verifier_router_addr: 0xDD735AFFe77A5ED5b21ED47219f95ED841f8Ffbd
+      operator_state_retriever_addr: 0x003497Dd77E5B73C40e8aCbB562C8bb0410320E7
+      registry_coordinator_addr: 0x53012C69A189cfA2D9d29eb6F19B32e0A2EA3490
+      blob_version: 0
     ```
 
 2. Add the following block to the `secrets.yaml`:
 
     ```yaml
     da:
-      eigen:
-        private_key: YOUR_PRIVATE_KEY
+      client: Eigen
+      private_key: YOUR_PRIVATE_KEY
     ```
 
+3. Deposit the tokens to the Payment Vault on the L1. See the
+[EigenDA documentation](https://docs.eigencloud.xyz/products/eigenda/integrations-guides/quick-start/v2/#on-demand-data-dispersal) for more details.
+
   ::
 
   ::panel{label="Is it possible to transition from Validium to Rollup and vice versa?"}