feat(app): add monitoring API for liveness and readiness

crates/app/Cargo.toml

@@ -7,6 +7,8 @@ license.workspace = true
 publish.workspace = true
 
 [dependencies]
+anyhow.workspace = true
+axum.workspace = true
 backon.workspace = true
 chrono.workspace = true
 futures.workspace = true
@@ -35,14 +37,17 @@ pluto-cluster.workspace = true
 pluto-k1util.workspace = true
 pluto-crypto.workspace = true
 pluto-ssz.workspace = true
+pluto-p2p.workspace = true
 
 [build-dependencies]
 pluto-build-proto.workspace = true
 
 [dev-dependencies]
+libp2p.workspace = true
 pluto-testutil.workspace = true
 wiremock.workspace = true
 test-case.workspace = true
+tower = { workspace = true, features = ["util"] }
 
 [lints]
 workspace = true

crates/app/src/lib.rs

@@ -16,6 +16,9 @@ pub mod retry;
 /// Obol API client for interacting with the Obol network API.
 pub mod obolapi;
 
+/// Monitoring API endpoints for process liveness and readiness.
+pub mod monitoringapi;
+
 /// Ethereum CL RPC client management.
 pub mod eth2wrap;