WIP: stage all uncommitted work — sprints 46-221, graduation headers, specialist fleet, test steps 909-1988

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

example_projects/java_order_service/PROJECT_META.md

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+# java_order_service
+
+- stack: java
+- validator: mvn -q test
+- common_failure_modes: null checks, quantity rules, test gaps
+
+## Scope
+
+Small representative project for training data generation.

example_projects/java_order_service/TASKS.md

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+# Task Seeds: java_order_service
+
+src/main/java/app/*.java
+
+## Validator
+
+`mvn -q test`

example_projects/java_order_service/src/main/java/app/Order.java

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+package app;
+public record Order(String id, int quantity) {}

example_projects/java_order_service/src/main/java/app/OrderValidator.java

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+package app;
+public class OrderValidator {
+  public static boolean valid(Order order) {
+    return order != null && order.quantity() > 0;
+  }
+}