add defaults to batch settings

crates/server-config/src/defaults.rs

@@ -301,3 +301,19 @@ pub fn default_binaries_mapping() -> BTreeMap<String, String> {
 pub fn default_proof_poll_period() -> Duration {
     Duration::from_secs(60)
 }
+
+pub fn default_min_batch_count() -> usize {
+    1
+}
+
+pub fn default_max_batch_count() -> usize {
+    4
+}
+
+pub fn default_max_proof_batch_size() -> usize {
+    2
+}
+
+pub fn default_epoch_end_window() -> Duration {
+    Duration::from_secs(300)
+}

crates/server-config/src/node_config.rs

@@ -650,9 +650,17 @@ pub struct ChainListenerConfig {
     #[serde(default = "default_proof_poll_period")]
     #[serde(with = "humantime_serde")]
     pub proof_poll_period: Duration,
+    /// Min number of proofs in a batch for CU to be sent on chain
+    #[serde(default = "default_min_batch_count")]
     pub min_batch_count: usize,
+    /// Max number of proofs in a batch for CU to be sent on chain
+    #[serde(default = "default_max_batch_count")]
     pub max_batch_count: usize,
+    /// Max number of proofs batches to be sent on chain
+    #[serde(default = "default_max_proof_batch_size")]
     pub max_proof_batch_size: usize,
+    /// Defined how much time before epoch end to send all found proofs in any batches
+    #[serde(default = "default_epoch_end_window")]
     #[serde(with = "humantime_serde")]
     pub epoch_end_window: Duration,
 }