chore: regenerate dialogflow client (googleapis#28306)

Generated in GitHub action: https://togithub.com/googleapis/googleapis/google-api-java-client-services/actions/workflows/codegen.yaml

Author: yoshi-code-bot

clients/google-api-services-dialogflow/v3beta1/2.0.0/README.md

@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-dialogflow</artifactId>
-      <version>v3beta1-rev20250627-2.0.0</version>
+      <version>v3beta1-rev20250804-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-dialogflow:v3beta1-rev20250627-2.0.0'
+  implementation 'com.google.apis:google-api-services-dialogflow:v3beta1-rev20250804-2.0.0'
 }
 ```
 

clients/google-api-services-dialogflow/v3beta1/2.0.0/com/google/api/services/dialogflow/v3beta1/model/GoogleCloudDialogflowCxV3beta1Flow.java

@@ -78,6 +78,13 @@ public final class GoogleCloudDialogflowCxV3beta1Flow extends com.google.api.cli
     com.google.api.client.util.Data.nullOf(GoogleCloudDialogflowCxV3beta1EventHandler.class);
   }
 
+  /**
+   * Optional. Defined structured input parameters for this flow.
+   * The value may be {@code null}.
+   */
+  @com.google.api.client.util.Key
+  private java.util.List<GoogleCloudDialogflowCxV3beta1ParameterDefinition> inputParameterDefinitions;
+
   /**
    * Optional. Knowledge connector configuration.
    * The value may be {@code null}.
@@ -114,6 +121,13 @@ public final class GoogleCloudDialogflowCxV3beta1Flow extends com.google.api.cli
   @com.google.api.client.util.Key
   private GoogleCloudDialogflowCxV3beta1NluSettings nluSettings;
 
+  /**
+   * Optional. Defined structured output parameters for this flow.
+   * The value may be {@code null}.
+   */
+  @com.google.api.client.util.Key
+  private java.util.List<GoogleCloudDialogflowCxV3beta1ParameterDefinition> outputParameterDefinitions;
+
   /**
    * A flow's transition route group serve two purposes: * They are responsible for matching the
    * user's first utterances in the flow. * They are inherited by every page's transition route
@@ -220,6 +234,23 @@ public GoogleCloudDialogflowCxV3beta1Flow setEventHandlers(java.util.List<Google
     return this;
   }
 
+  /**
+   * Optional. Defined structured input parameters for this flow.
+   * @return value or {@code null} for none
+   */
+  public java.util.List<GoogleCloudDialogflowCxV3beta1ParameterDefinition> getInputParameterDefinitions() {
+    return inputParameterDefinitions;
+  }
+
+  /**
+   * Optional. Defined structured input parameters for this flow.
+   * @param inputParameterDefinitions inputParameterDefinitions or {@code null} for none
+   */
+  public GoogleCloudDialogflowCxV3beta1Flow setInputParameterDefinitions(java.util.List<GoogleCloudDialogflowCxV3beta1ParameterDefinition> inputParameterDefinitions) {
+    this.inputParameterDefinitions = inputParameterDefinitions;
+    return this;
+  }
+
   /**
    * Optional. Knowledge connector configuration.
    * @return value or {@code null} for none
@@ -307,6 +338,23 @@ public GoogleCloudDialogflowCxV3beta1Flow setNluSettings(GoogleCloudDialogflowCx
     return this;
   }
 
+  /**
+   * Optional. Defined structured output parameters for this flow.
+   * @return value or {@code null} for none
+   */
+  public java.util.List<GoogleCloudDialogflowCxV3beta1ParameterDefinition> getOutputParameterDefinitions() {
+    return outputParameterDefinitions;
+  }
+
+  /**
+   * Optional. Defined structured output parameters for this flow.
+   * @param outputParameterDefinitions outputParameterDefinitions or {@code null} for none
+   */
+  public GoogleCloudDialogflowCxV3beta1Flow setOutputParameterDefinitions(java.util.List<GoogleCloudDialogflowCxV3beta1ParameterDefinition> outputParameterDefinitions) {
+    this.outputParameterDefinitions = outputParameterDefinitions;
+    return this;
+  }
+
   /**
    * A flow's transition route group serve two purposes: * They are responsible for matching the
    * user's first utterances in the flow. * They are inherited by every page's transition route

clients/google-api-services-dialogflow/v3beta1/2.0.0/pom.xml

@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-dialogflow</artifactId>
-  <version>v3beta1-rev20250627-2.0.0</version>
-  <name>Dialogflow API v3beta1-rev20250627-2.0.0</name>
+  <version>v3beta1-rev20250804-2.0.0</version>
+  <name>Dialogflow API v3beta1-rev20250804-2.0.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>

clients/google-api-services-dialogflow/v3beta1/README.md

@@ -22,7 +22,7 @@ Add the following lines to your `pom.xml` file:
     <dependency>
       <groupId>com.google.apis</groupId>
       <artifactId>google-api-services-dialogflow</artifactId>
-      <version>v3beta1-rev20250627-2.0.0</version>
+      <version>v3beta1-rev20250804-2.0.0</version>
     </dependency>
   </dependencies>
 </project>
@@ -35,7 +35,7 @@ repositories {
   mavenCentral()
 }
 dependencies {
-  implementation 'com.google.apis:google-api-services-dialogflow:v3beta1-rev20250627-2.0.0'
+  implementation 'com.google.apis:google-api-services-dialogflow:v3beta1-rev20250804-2.0.0'
 }
 ```