feat: enable datadog apm tracing

Cargo.toml

@@ -39,7 +39,7 @@ op-alloy-consensus = { version = "0.20.0", features = ["k256"] }
 
 tokio = { version = "1.47.1", features = ["full"] }
 tracing = "0.1.41"
-tracing-subscriber = { version = "0.3.20", features = ["env-filter"] }
+tracing-subscriber = { version = "0.3.20", features = ["env-filter", "fmt", "json"] }
 anyhow = "1.0.99"
 clap = { version = "4.5.47", features = ["derive", "env"] }
 url = "2.5.7"
@@ -72,3 +72,15 @@ backon = "1.5.2"
 op-revm = { version = "10.1.0", default-features = false }
 revm-context-interface = "10.2.0"
 alloy-signer-local = "1.0.36"
+
+opentelemetry = { version = "0.31.0", features = ["trace"] }
+opentelemetry-otlp = { version = "0.31.0", features = [
+    "http-proto",
+    "http-json",
+    "reqwest-client",
+    "trace",
+    "grpc-tonic",
+] }
+opentelemetry_sdk = { version = "0.31.0", features = ["rt-tokio"] }
+tracing-opentelemetry = "0.32.0"
+reqwest = { version = "0.12", features = ["json"] }

crates/ingress-rpc/Cargo.toml

@@ -35,3 +35,8 @@ op-revm.workspace = true
 revm-context-interface.workspace = true
 alloy-signer-local.workspace = true
 reth-optimism-evm.workspace = true
+opentelemetry.workspace = true
+opentelemetry-otlp.workspace = true
+opentelemetry_sdk.workspace = true
+tracing-opentelemetry.workspace = true
+reqwest.workspace = true