update external storage to public preview

Author: lennessyy

docs/develop/go/best-practices/data-handling/external-storage.mdx

@@ -13,8 +13,8 @@ description: Offload large payloads to external storage using the claim check pa
 
 :::info Release, stability, and dependency info
 
-External Storage is in [Pre-Release](/evaluate/development-production-features/release-stages#pre-release). APIs and
-configuration may change before the stable release. Join the
+External Storage is in [Public Preview](/evaluate/development-production-features/release-stages#public-preview). APIs and
+configuration may change before General Availability. Join the
 [#large-payloads Slack channel](https://temporalio.slack.com/archives/C09VA2DE15Y) to provide feedback or ask for help.
 
 :::
@@ -87,6 +87,8 @@ w := worker.New(c, "my-task-queue", worker.Options{})
    All Workflows and Activities running on the Worker use the storage driver automatically without changes to your
    business logic. The driver uploads and downloads payloads concurrently and validates payload integrity on retrieve.
 
+   The S3 driver includes diagnostic metadata, such as the AWS region, in error messages to help troubleshoot storage failures.
+
 ## Implement a custom storage driver
 
 If you need a storage backend other than what the built-in drivers allow, you can implement your own storage driver.

docs/develop/python/best-practices/data-handling/external-storage.mdx

@@ -13,8 +13,8 @@ description: Offload large payloads to external storage using the claim check pa
 
 :::info Release, stability, and dependency info 
 
-External Storage is in [Pre-Release](/evaluate/development-production-features/release-stages#pre-release). APIs and
-configuration may change before the stable release. Join the
+External Storage is in [Public Preview](/evaluate/development-production-features/release-stages#public-preview). APIs and
+configuration may change before General Availability. Join the
 [#large-payloads Slack channel](https://temporalio.slack.com/archives/C09VA2DE15Y) to provide feedback or ask for help.
 
 :::
@@ -83,6 +83,8 @@ worker = Worker(
    All Workflows and Activities running on the Worker use the storage driver automatically without changes to your
    business logic. The driver uploads and downloads payloads concurrently and validates payload integrity on retrieve.
 
+   The S3 driver includes diagnostic metadata, such as the AWS region, in error messages to help troubleshoot storage failures.
+
 ## Implement a custom storage driver
 
 If you need a storage backend other than what the built-in drivers allow, you can implement your own storage driver.

docs/encyclopedia/data-conversion/external-storage.mdx

@@ -23,8 +23,8 @@ import { CaptionedImage } from '@site/src/components';
 
 :::info Release, stability, and dependency info
 
-External Storage is in [Pre-Release](/evaluate/development-production-features/release-stages#pre-release). APIs and
-configuration may change before the stable release. Join the
+External Storage is in [Public Preview](/evaluate/development-production-features/release-stages#public-preview). APIs and
+configuration may change before General Availability. Join the
 [#large-payloads Slack channel](https://temporalio.slack.com/archives/C09VA2DE15Y) to provide feedback or ask for help.
 
 :::
@@ -106,6 +106,8 @@ A storage driver connects External Storage to a backing store. Each driver provi
   later.
 - **Retrieve**. Download payloads using the claims that `store` produced.
 
+The S3 driver also includes diagnostic metadata in error messages, such as the AWS region, to help with troubleshooting storage failures.
+
 Temporal SDKs include built-in drivers for common storage systems like Amazon S3. You can configure multiple storage
 drivers and use a selector function to route payloads to different drivers based on size, type, or other criteria such
 as hot and cold storage tiers.

docs/troubleshooting/blob-size-limit-error.mdx

@@ -71,8 +71,8 @@ Workflow is not terminated and remains open, so you can deploy a fix and allow t
 
    :::tip Support, stability, and dependency info
 
-   External Storage is currently in [Pre-release](/evaluate/development-production-features/release-stages#pre-release).
-   All APIs are experimental and may be subject to backwards-incompatible changes. Join the
+   External Storage is in [Public Preview](/evaluate/development-production-features/release-stages#public-preview).
+   APIs and configuration may change before General Availability. Join the
    [#large-payloads Slack channel](https://temporalio.slack.com/archives/C09VA2DE15Y) to provide feedback or ask for
    help.