Revert "Clean capella (#4019)"

This reverts commit 047c7544e3.

validator_client/src/http_metrics/metrics.rs

@@ -57,6 +57,11 @@ lazy_static::lazy_static! {
         "Total count of attempted block signings",
         &["status"]
     );
+    pub static ref SIGNED_BLOBS_TOTAL: Result<IntCounterVec> = try_create_int_counter_vec(
+        "vc_signed_beacon_blobs_total",
+        "Total count of attempted blob signings",
+        &["status"]
+    );
     pub static ref SIGNED_ATTESTATIONS_TOTAL: Result<IntCounterVec> = try_create_int_counter_vec(
         "vc_signed_attestations_total",
         "Total count of attempted Attestation signings",

validator_client/src/signing_method/web3signer.rs

@@ -27,6 +27,7 @@ pub enum ForkName {
     Altair,
     Bellatrix,
     Capella,
+    Eip4844,
 }
 
 #[derive(Debug, PartialEq, Serialize)]
@@ -96,6 +97,11 @@ impl<'a, T: EthSpec, Payload: AbstractExecPayload<T>> Web3SignerObject<'a, T, Pa
                 block: None,
                 block_header: Some(block.block_header()),
             }),
+            BeaconBlock::Eip4844(_) => Ok(Web3SignerObject::BeaconBlock {
+                version: ForkName::Eip4844,
+                block: None,
+                block_header: Some(block.block_header()),
+            }),
         }
     }