fix: use blobscan instead of etherscan for blobs

Author: MarcosNicolau

explorer/lib/explorer_web/components/agg_proofs_table.ex

@@ -29,7 +29,7 @@ defmodule ExplorerWeb.AggProofsTable do
 
       <:col :let={proof} label="Blob versioned hash" class="text-left">
         <.a href={
-          "#{Helpers.get_etherescan_url()}/blob/#{proof.blob_versioned_hash}"}
+          "#{Helpers.get_blobscan_url()}/blob/#{proof.blob_versioned_hash}"}
           class="inline-flex gap-x-3 items-center group-hover:text-foreground/80 no-underline font-normal"
           >
           <span class="inline-flex gap-x-3 items-center group-hover:text-foreground/80">

explorer/lib/explorer_web/live/pages/agg_proof/index.html.heex

@@ -99,7 +99,7 @@
         <.a
           target="_blank"
           rel="noopener"
-          href={"#{Helpers.get_etherescan_url()}/blob/#{@agg_proof.blob_versioned_hash}"}
+          href={"#{Helpers.get_blobscan_url()}/blob/#{@agg_proof.blob_versioned_hash}"}
           class="hover:text-foreground/80"
         >
           <%= @agg_proof.blob_versioned_hash %>

explorer/lib/explorer_web/live/utils.ex

@@ -155,6 +155,22 @@ defmodule ExplorerWeb.Helpers do
     end
   end
 
+  @doc """
+  Get the Etherscan URL based on the environment.
+  - `holesky` -> https://holesky.etherscan.io
+  - `mainnet` -> https://etherscan.io
+  - `default` -> http://localhost:4000
+  """
+  def get_blobscan_url() do
+    prefix = System.get_env("ENVIRONMENT")
+
+    case prefix do
+      "mainnet" -> "https://blobscan.com/"
+      "holesky" -> "https://holesky.blobscan.com/"
+      _ -> "http://localhost:4000"
+    end
+  end
+
   def get_aligned_contracts_addresses() do
     Map.merge(get_batcher_service_addresses(), get_proof_aggregation_addresses())
   end