feat(harness): add run context and retry core

src/test/java/com/superbiz/agent/config/SpringAiRetryConfigurationTest.java

@@ -0,0 +1,33 @@
+package com.superbiz.agent.config;
+
+import org.junit.jupiter.api.Test;
+import org.yaml.snakeyaml.Yaml;
+
+import java.io.InputStream;
+import java.util.Map;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
+class SpringAiRetryConfigurationTest {
+
+    @Test
+    void disablesHiddenSpringAiRetries() {
+        try (InputStream input = getClass().getClassLoader().getResourceAsStream("application.yml")) {
+            assertNotNull(input);
+            Map<String, Object> root = new Yaml().load(input);
+            Map<String, Object> spring = map(root.get("spring"));
+            Map<String, Object> ai = map(spring.get("ai"));
+            Map<String, Object> retry = map(ai.get("retry"));
+
+            assertEquals(1, ((Number) retry.get("max-attempts")).intValue());
+        } catch (Exception e) {
+            throw new AssertionError("Failed to read application.yml", e);
+        }
+    }
+
+    @SuppressWarnings("unchecked")
+    private Map<String, Object> map(Object value) {
+        return (Map<String, Object>) value;
+    }
+}