Update the default max number of assertions to 50

Author: ssanthosh

sdk/src/builder.rs

@@ -5789,18 +5789,18 @@ mod tests {
     fn test_add_assertion_limit() {
         use crate::settings::Settings;
 
-        // Default limit is 100; verify the 100th assertion succeeds and the 101st is rejected.
+        // Default limit is 50; verify the 50th assertion succeeds and the 51st is rejected.
         let mut builder = Builder::new();
         let data = serde_json::json!({"value": 1});
-        for i in 0..100 {
+        for i in 0..50 {
             builder
                 .add_assertion_json(format!("org.test.assertion.{i}"), &data)
                 .expect("should succeed within limit");
         }
         let err = builder
             .add_assertion_json("org.test.assertion.overflow", &data)
-            .expect_err("101st assertion should be rejected");
-        assert!(matches!(err, Error::TooManyAssertions { max: 100 }));
+            .expect_err("51st assertion should be rejected");
+        assert!(matches!(err, Error::TooManyAssertions { max: 50 }));
 
         // Verify the limit is configurable: set max_assertions=2 via settings.
         let settings = Settings {

sdk/src/settings/builder.rs

@@ -589,7 +589,7 @@ pub struct BuilderSettings {
     /// of assertions. Calls to [`Builder::add_assertion`] or [`Builder::add_assertion_json`]
     /// that would exceed this limit return [`Error::TooManyAssertions`].
     ///
-    /// The default value is 100.
+    /// The default value is 50.
     ///
     /// [`Builder::add_assertion`]: crate::Builder::add_assertion
     /// [`Builder::add_assertion_json`]: crate::Builder::add_assertion_json
@@ -611,7 +611,7 @@ impl Default for BuilderSettings {
             prefer_box_hash: false,
             generate_c2pa_archive: Some(true),
             auto_timestamp_assertion: TimeStampSettings::default(),
-            max_assertions: 100,
+            max_assertions: 50,
         }
     }
 }