feat(stepfunctions-tasks): support for the Step Functions optimized i…

…ntegration for Bedrock InvokeModel API (#28276)

Step Functions recently released an optimized integration for Bedrock InvokeModel API, and these changes add support for adding the Bedrock InvokeModel task to Step Functions state machines.

Closes #28268.

*By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license*

packages/@aws-cdk-testing/framework-integ/test/aws-stepfunctions-tasks/test/bedrock/integ.invoke-model.js.snapshot/aws-stepfunctions-tasks-bedrock-invoke-model-integ.template.json

@@ -0,0 +1,140 @@
+{
+ "Resources": {
+  "StateMachineRoleB840431D": {
+   "Type": "AWS::IAM::Role",
+   "Properties": {
+    "AssumeRolePolicyDocument": {
+     "Statement": [
+      {
+       "Action": "sts:AssumeRole",
+       "Effect": "Allow",
+       "Principal": {
+        "Service": "states.amazonaws.com"
+       }
+      }
+     ],
+     "Version": "2012-10-17"
+    }
+   }
+  },
+  "StateMachineRoleDefaultPolicyDF1E6607": {
+   "Type": "AWS::IAM::Policy",
+   "Properties": {
+    "PolicyDocument": {
+     "Statement": [
+      {
+       "Action": "bedrock:InvokeModel",
+       "Effect": "Allow",
+       "Resource": {
+        "Fn::Join": [
+         "",
+         [
+          "arn:",
+          {
+           "Ref": "AWS::Partition"
+          },
+          ":bedrock:",
+          {
+           "Ref": "AWS::Region"
+          },
+          "::foundation-model/amazon.titan-text-express-v1"
+         ]
+        ]
+       }
+      }
+     ],
+     "Version": "2012-10-17"
+    },
+    "PolicyName": "StateMachineRoleDefaultPolicyDF1E6607",
+    "Roles": [
+     {
+      "Ref": "StateMachineRoleB840431D"
+     }
+    ]
+   }
+  },
+  "StateMachine2E01A3A5": {
+   "Type": "AWS::StepFunctions::StateMachine",
+   "Properties": {
+    "DefinitionString": {
+     "Fn::Join": [
+      "",
+      [
+       "{\"StartAt\":\"Prompt1\",\"States\":{\"Prompt1\":{\"Next\":\"Prompt2\",\"Type\":\"Task\",\"ResultPath\":\"$\",\"ResultSelector\":{\"names.$\":\"$.Body.results[0].outputText\"},\"Resource\":\"arn:",
+       {
+        "Ref": "AWS::Partition"
+       },
+       ":states:::bedrock:invokeModel\",\"Parameters\":{\"ModelId\":\"arn:",
+       {
+        "Ref": "AWS::Partition"
+       },
+       ":bedrock:",
+       {
+        "Ref": "AWS::Region"
+       },
+       "::foundation-model/amazon.titan-text-express-v1\",\"Body\":{\"inputText\":\"Generate a list of five first names.\",\"textGenerationConfig\":{\"maxTokenCount\":100,\"temperature\":1}}}},\"Prompt2\":{\"End\":true,\"Type\":\"Task\",\"ResultPath\":\"$\",\"ResultSelector\":{\"names.$\":\"$.Body.results[0].outputText\"},\"Resource\":\"arn:",
+       {
+        "Ref": "AWS::Partition"
+       },
+       ":states:::bedrock:invokeModel\",\"Parameters\":{\"ModelId\":\"arn:",
+       {
+        "Ref": "AWS::Partition"
+       },
+       ":bedrock:",
+       {
+        "Ref": "AWS::Region"
+       },
+       "::foundation-model/amazon.titan-text-express-v1\",\"Body\":{\"inputText.$\":\"States.Format('Alphabetize this list of first names:\\n{}', $.names)\",\"textGenerationConfig\":{\"maxTokenCount\":100,\"temperature\":1}}}}},\"TimeoutSeconds\":30}"
+      ]
+     ]
+    },
+    "RoleArn": {
+     "Fn::GetAtt": [
+      "StateMachineRoleB840431D",
+      "Arn"
+     ]
+    }
+   },
+   "DependsOn": [
+    "StateMachineRoleDefaultPolicyDF1E6607",
+    "StateMachineRoleB840431D"
+   ],
+   "UpdateReplacePolicy": "Delete",
+   "DeletionPolicy": "Delete"
+  }
+ },
+ "Parameters": {
+  "BootstrapVersion": {
+   "Type": "AWS::SSM::Parameter::Value<String>",
+   "Default": "/cdk-bootstrap/hnb659fds/version",
+   "Description": "Version of the CDK Bootstrap resources in this environment, automatically retrieved from SSM Parameter Store. [cdk:skip]"
+  }
+ },
+ "Rules": {
+  "CheckBootstrapVersion": {
+   "Assertions": [
+    {
+     "Assert": {
+      "Fn::Not": [
+       {
+        "Fn::Contains": [
+         [
+          "1",
+          "2",
+          "3",
+          "4",
+          "5"
+         ],
+         {
+          "Ref": "BootstrapVersion"
+         }
+        ]
+       }
+      ]
+     },
+     "AssertDescription": "CDK bootstrap stack version 6 required. Please run 'cdk bootstrap' with a recent version of the CDK CLI."
+    }
+   ]
+  }
+ }
+}