Include extra fields in Event

Cargo.toml

@@ -20,6 +20,7 @@ clap = { version = "~4.4.0", features = ["derive", "env"] }
 emfcamp-schedule-api = { path = "./client/" }
 reqwest = { version = "0.11.27", default-features = false, features = ["json", "rustls-tls"] }
 serde = { version = "1.0.198", features = ["derive"] }
+serde_json = "1.0.116"
 serde_with = "3.7.0"
 tokio = { version = "1.37.0", features = ["rt-multi-thread", "macros"] }
 tracing = "0.1.40"

client/Cargo.toml

@@ -8,5 +8,6 @@ edition.workspace = true
 chrono.workspace = true
 reqwest.workspace = true
 serde.workspace = true
+serde_json.workspace = true
 serde_with.workspace = true
 url.workspace = true

client/src/schedule/event/mod.rs

@@ -3,8 +3,9 @@ mod timestamp;
 
 use chrono::{DateTime, FixedOffset};
 use serde::{Deserialize, Serialize};
+use serde_json::Value;
 use serde_with::{serde_as, NoneAsEmptyString};
-use std::cmp::Ordering;
+use std::{cmp::Ordering, collections::HashMap};
 use url::Url;
 
 pub use self::kind::{Kind, Workshop};
@@ -44,7 +45,9 @@ pub struct Event {
     pub is_family_friendly: Option<bool>,
 
     pub link: Url,
-    // TODO: other fields
+
+    #[serde(flatten)]
+    pub extra: HashMap<String, Value>,
 }
 
 impl Event {
@@ -69,6 +72,7 @@ impl Event {
             may_record: None,
             is_family_friendly: None,
             link: Url::parse("http://example.com").unwrap(),
+            extra: Default::default(),
         }
     }