Add protected chapter

coracle-lib/tests/events.rs

@@ -13,7 +13,9 @@ fn fixed_secret() -> SecretKey {
 }
 
 fn build_hashed(content: &str, tags: Vec<Tag>) -> HashedEvent {
-    EventContent::new(content, tags)
+    EventContent::new()
+        .content(content)
+        .tags(tags)
         .kind(1)
         .stamp(1_700_000_000)
         .own(fixed_secret().public_key())
@@ -29,7 +31,7 @@ fn sign_fixture() -> Event {
 
 #[test]
 fn pipeline_progresses_through_types() {
-    let content = EventContent::new("hi", Tags::new());
+    let content = EventContent::new().content("hi").tags(Tags::new());
     let template: EventTemplate = content.kind(1);
     let stamped: StampedEvent = template.stamp(1_700_000_000);
     let owned: OwnedEvent = stamped.own(fixed_secret().public_key());