Use `OracleEventId` instead of `String` for `Attestation` id

daemon/src/maker_cfd.rs

@@ -606,7 +606,7 @@ impl Actor {
     async fn handle_oracle_attestation(&mut self, attestation: oracle::Attestation) -> Result<()> {
         tracing::debug!(
             "Learnt latest oracle attestation for event: {}",
-            attestation.id
+            attestation.id.0
         );
 
         todo!(

daemon/src/monitor.rs

@@ -222,7 +222,7 @@ where
     async fn handle_oracle_attestation(&mut self, attestation: oracle::Attestation) -> Result<()> {
         for (order_id, MonitorParams { cets, .. }) in self.cfds.clone().into_iter() {
             let cets = cets
-                .get(&attestation.id)
+                .get(&attestation.id.0)
                 .context("No CET for oracle event found")?;
             let (txid, script_pubkey) =
                 match cets.iter().find_map(|(txid, script_pubkey, range)| {

daemon/src/oracle.rs

@@ -216,7 +216,7 @@ pub struct Announcements(pub [Announcement; 24]);
 #[derive(Debug, Clone, serde::Deserialize, PartialEq)]
 #[serde(try_from = "olivia_api::Response")]
 pub struct Attestation {
-    pub id: String,
+    pub id: OracleEventId,
     pub price: u64,
     pub scalars: Vec<SecretKey>,
 }
@@ -270,7 +270,7 @@ mod olivia_api {
             let attestation = response.attestation.context("Missing attestation")?;
 
             Ok(Self {
-                id: data.id,
+                id: OracleEventId(data.id),
                 price: attestation.outcome.parse()?,
                 scalars: attestation.schemes.olivia_v1.scalars,
             })

daemon/src/taker_cfd.rs

@@ -444,7 +444,7 @@ impl Actor {
     async fn handle_oracle_attestation(&mut self, attestation: oracle::Attestation) -> Result<()> {
         tracing::debug!(
             "Learnt latest oracle attestation for event: {}",
-            attestation.id
+            attestation.id.0
         );
 
         todo!(