fix: update examples to work with bon builders

- Remove unused Builder imports
- Remove .unwrap() and .map_err() calls (bon doesn't return Results)
- Handle catch-all-fields feature in comprehensive example
- Prefix unused variables with underscore

Author: FullyTyped

lambda-events/examples/comprehensive-builders.rs

@@ -8,22 +8,29 @@ use aws_lambda_events::event::{
 #[cfg(feature = "builders")]
 fn main() {
     // S3 Event - Object storage notifications
-    let s3_event = S3Event::builder().records(vec![]).build();
+    let _s3_event = S3Event::builder().records(vec![]).build();
 
     // Kinesis Event - Stream processing
-    let kinesis_event = KinesisEvent::builder().records(vec![]).build();
+    let _kinesis_event = KinesisEvent::builder().records(vec![]).build();
 
     // DynamoDB Event - Database change streams
-    let dynamodb_event = DynamoDbEvent::builder().records(vec![]).build();
+    let _dynamodb_event = DynamoDbEvent::builder().records(vec![]).build();
 
     // SNS Event - Pub/sub messaging
-    let sns_event = SnsEvent::builder().records(vec![]).build();
+    let _sns_event = SnsEvent::builder().records(vec![]).build();
 
     // SQS Event - Queue messaging
-    let sqs_event = SqsEvent::builder().records(vec![]).build();
+    #[cfg(feature = "catch-all-fields")]
+    let _sqs_event = SqsEvent::builder()
+        .records(vec![])
+        .other(serde_json::Map::new())
+        .build();
+    
+    #[cfg(not(feature = "catch-all-fields"))]
+    let _sqs_event = SqsEvent::builder().records(vec![]).build();
 
     // Secrets Manager Event - Secret rotation
-    let secrets_event = SecretsManagerSecretRotationEvent::builder()
+    let _secrets_event = SecretsManagerSecretRotationEvent::builder()
         .step("createSecret".to_string())
         .secret_id("test-secret".to_string())
         .client_request_token("token-123".to_string())

lambda-events/examples/lambda-runtime-authorizer-builder.rs

@@ -33,7 +33,7 @@
 
 #[cfg(feature = "builders")]
 use aws_lambda_events::event::apigw::{
-    ApiGatewayV2CustomAuthorizerSimpleResponse, ApiGatewayV2CustomAuthorizerSimpleResponseBuilder,
+    ApiGatewayV2CustomAuthorizerSimpleResponse,
     ApiGatewayV2CustomAuthorizerV2Request,
 };
 #[cfg(feature = "builders")]
@@ -108,8 +108,7 @@ pub async fn function_handler(
     let output = ApiGatewayV2CustomAuthorizerSimpleResponse::builder()
         .is_authorized(true)
         .context(context)
-        .build()
-        .map_err(|e| format!("Failed to build response: {}", e))?;
+        .build();
 
     Ok(output)
 }
@@ -126,11 +125,10 @@ fn main() {
         permissions: vec!["read".to_string(), "write".to_string()],
     };
 
-    let response = ApiGatewayV2CustomAuthorizerSimpleResponseBuilder::<MyContext>::default()
+    let response = ApiGatewayV2CustomAuthorizerSimpleResponse::<MyContext>::builder()
         .is_authorized(true)
         .context(context)
-        .build()
-        .unwrap();
+        .build();
 
     println!("✅ Built authorizer response for user: {}", response.context.user_id);
     println!("   Authorized: {}", response.is_authorized);

lambda-events/examples/lambda-runtime-sqs-batch-builder.rs

@@ -37,7 +37,7 @@
 
 #[cfg(feature = "builders")]
 use aws_lambda_events::event::sqs::{
-    BatchItemFailure, BatchItemFailureBuilder, SqsBatchResponse, SqsBatchResponseBuilder, SqsEvent,
+    BatchItemFailure, SqsBatchResponse, SqsEvent,
 };
 #[cfg(feature = "builders")]
 use lambda_runtime::{Error, LambdaEvent};
@@ -92,8 +92,7 @@ async fn function_handler(event: LambdaEvent<SqsEvent>) -> Result<SqsBatchRespon
                 // ✅ Clean builder construction
                 let item = BatchItemFailure::builder()
                     .item_identifier(record.message_id.unwrap())
-                    .build()
-                    .unwrap();
+                    .build();
 
                 batch_item_failures.push(item)
             }
@@ -103,8 +102,7 @@ async fn function_handler(event: LambdaEvent<SqsEvent>) -> Result<SqsBatchRespon
     // ✅ Clean response construction with builder
     let response = SqsBatchResponse::builder()
         .batch_item_failures(batch_item_failures)
-        .build()
-        .map_err(|e| format!("Failed to build response: {}", e))?;
+        .build();
 
     Ok(response)
 }
@@ -115,18 +113,15 @@ fn main() {
     let failures = vec![
         BatchItemFailure::builder()
             .item_identifier("msg-123".to_string())
-            .build()
-            .unwrap(),
+            .build(),
         BatchItemFailure::builder()
             .item_identifier("msg-456".to_string())
-            .build()
-            .unwrap(),
+            .build(),
     ];
 
     let response = SqsBatchResponse::builder()
         .batch_item_failures(failures)
-        .build()
-        .unwrap();
+        .build();
 
     println!(
         "✅ Built SQS batch response with {} failed items",