feat(exex): backfill on subscription with head (#10787)

clippy.toml

@@ -1,2 +1,3 @@
 msrv = "1.81"
 too-large-for-stack = 128
+doc-valid-idents = ["P2P", "ExEx", "ExExes", "IPv4", "IPv6", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB"]

crates/exex/exex/Cargo.toml

@@ -13,6 +13,7 @@ workspace = true
 
 [dependencies]
 ## reth
+reth-chainspec.workspace = true
 reth-config.workspace = true
 reth-evm.workspace = true
 reth-exex-types.workspace = true
@@ -40,7 +41,6 @@ metrics.workspace = true
 
 [dev-dependencies]
 reth-blockchain-tree.workspace = true
-reth-chainspec.workspace = true
 reth-db-api.workspace = true
 reth-db-common.workspace = true
 reth-evm-ethereum.workspace = true

crates/exex/exex/src/context.rs

@@ -30,13 +30,18 @@ pub struct ExExContext<Node: FullNodeComponents> {
     ///
     /// Once an [`ExExNotification`](crate::ExExNotification) is sent over the channel, it is
     /// considered delivered by the node.
-    pub notifications: ExExNotifications<Node>,
+    pub notifications: ExExNotifications<Node::Provider, Node::Executor>,
 
     /// node components
     pub components: Node,
 }
 
-impl<Node: FullNodeComponents> Debug for ExExContext<Node> {
+impl<Node> Debug for ExExContext<Node>
+where
+    Node: FullNodeComponents,
+    Node::Provider: Debug,
+    Node::Executor: Debug,
+{
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         f.debug_struct("ExExContext")
             .field("head", &self.head)