Add determinstic UUID generation

sdk-workflows/pom.xml

@@ -51,7 +51,7 @@
     <dependency>
       <groupId>com.microsoft</groupId>
       <artifactId>durabletask-client</artifactId>
-      <version>1.1.1</version>
+      <version>1.5.0</version>
     </dependency>
     <!--
     manually declare durabletask-client's jackson dependencies

sdk-workflows/src/main/java/io/dapr/workflows/DaprWorkflowContextImpl.java

@@ -27,6 +27,7 @@
 import java.time.Duration;
 import java.time.Instant;
 import java.util.List;
+import java.util.UUID;
 
 public class DaprWorkflowContextImpl implements WorkflowContext {
   private final TaskOrchestrationContext innerContext;
@@ -204,4 +205,12 @@ public void continueAsNew(Object input) {
   public void continueAsNew(Object input, boolean preserveUnprocessedEvents) {
     this.innerContext.continueAsNew(input, preserveUnprocessedEvents);
   }
+
+  /**
+   * {@inheritDoc}
+   */
+  @Override
+  public UUID newUuid() {
+    return this.innerContext.newUUID();
+  }
 }

sdk-workflows/src/main/java/io/dapr/workflows/WorkflowContext.java

@@ -27,6 +27,7 @@
 import java.time.ZonedDateTime;
 import java.util.Arrays;
 import java.util.List;
+import java.util.UUID;
 
 /**
  * Context object used by workflow implementations to perform actions such as scheduling activities,
@@ -514,4 +515,19 @@ default void continueAsNew(Object input) {
    *                                  history, otherwise {@code false}
    */
   void continueAsNew(Object input, boolean preserveUnprocessedEvents);
+
+  /**
+   * Create a new UUID that is safe for replay within a workflow.
+   *
+   * <p>
+   * The default implementation of this method creates a name-based UUID
+   * using the algorithm from RFC 4122 §4.3. The name input used to generate
+   * this value is a combination of the workflow instance ID and an
+   * internally managed sequence number.
+   *</p>
+   * @return a deterministic UUID
+   */
+  default UUID newUuid() {
+    throw new RuntimeException("No implementation found.");
+  }
 }

sdk-workflows/src/test/java/io/dapr/workflows/DaprWorkflowContextImplTest.java

@@ -207,4 +207,10 @@ public void callSubWorkflow() {
     context.callSubWorkflow(expectedName, expectedInput, String.class);
     verify(mockInnerContext, times(1)).callSubOrchestrator(expectedName, expectedInput, null, null, String.class);
   }
+
+  @Test
+  public void newUuidTest() {
+    context.newUuid();
+    verify(mockInnerContext, times(1)).newUUID();
+  }
 }