Update SANO dev server

Author: Quinn-With-Two-Ns

README.md

@@ -74,6 +74,7 @@ Some examples require extra dependencies. See each sample's directory for specif
 * [gevent_async](gevent_async) - Combine gevent and Temporal.
 * [google_adk_agents](google_adk_agents) - Run Google ADK agents as durable Temporal workflows (model calls, tools, multi-agent, MCP, streaming).
 * [hello_nexus](hello_nexus) - Define a Nexus service, implement operation handlers, and call them from a workflow.
+* [hello_standalone_nexus](hello_standalone_nexus) - Use Nexus Operations without using a workflow.
 * [hello_standalone_activity](hello_standalone_activity) - Use activities without using a workflow.
 * [lambda_worker](lambda_worker) - Run a Temporal Worker inside an AWS Lambda function.
 * [langgraph_plugin](langgraph_plugin) - Run LangGraph workflows as durable Temporal workflows (Graph API and Functional API).

nexus_standalone_operations/README.md

@@ -7,7 +7,7 @@ without wrapping them in a workflow. It shows both synchronous and asynchronous
 
 All APIs are experimental and may be subject to backwards-incompatible changes.
 
-Standalone Nexus operations require a server version that supports this feature. Use the dev server build at https://github.com/temporalio/cli/releases/tag/v1.7.2-standalone-nexus-operations.
+Standalone Nexus operations require a server version that supports this feature. Use the dev server build at https://github.com/temporalio/cli/releases/tag/v1.7.3-standalone-nexus-operations.
 
 ### Sample directory structure
 
@@ -19,7 +19,7 @@ Standalone Nexus operations require a server version that supports this feature.
 
 ### Instructions
 
-Run the [Temporal dev server build that supports standalone Nexus operations](https://github.com/temporalio/cli/releases/tag/v1.7.2-standalone-nexus-operations). 
+Run the [Temporal dev server build that supports standalone Nexus operations](https://github.com/temporalio/cli/releases/tag/v1.7.3-standalone-nexus-operations). 
 (If you are going to run locally, you will want to start it in another terminal; this command is blocking and runs until it receives a SIGINT (Ctrl + C) command.)
 
 Start a Temporal dev server with the dynamic config flags required for standalone Nexus operations:

tests/conftest.py

@@ -42,7 +42,7 @@ async def env(request) -> AsyncGenerator[WorkflowEnvironment, None]:
     env_type = request.config.getoption("--workflow-environment")
     if env_type == "local":
         env = await WorkflowEnvironment.start_local(
-            dev_server_download_version="v1.7.2-standalone-nexus-operations",
+            dev_server_download_version="v1.7.3-standalone-nexus-operations",
             dev_server_extra_args=[
                 "--dynamic-config-value",
                 "frontend.enableExecuteMultiOperation=true",