Add changelog entry for new containers instance types

Author: gpanders

src/content/changelog/containers/2025-09-30-new-container-instance-types.mdx

@@ -0,0 +1,20 @@
+---
+title: New Containers instance types
+description: New Containers instance types provide more resources for your container applications
+products:
+  - containers
+date: 2025-09-30
+---
+
+New instance types provide up to 4 vCPU, 12 GiB of memory, and 20 GB of disk per container instance.
+
+| Instance Type | vCPU | Memory  | Disk  |
+| ------------- | ---- | --      | ---   |
+| lite          | 1/16 | 256 MiB | 2 GB  |
+| basic         | 1/4  | 1 GiB   | 4 GB  |
+| standard-1    | 1/2  | 4 GiB   | 8 GB  |
+| standard-2    | 1    | 6 GiB   | 12 GB |
+| standard-3    | 2    | 8 GiB   | 16 GB |
+| standard-4    | 4    | 12 GiB  | 20 GB |
+
+The `dev` and `standard` instance types are preserved for backward compatibility and are aliases for `lite` and `standard-1`, respectively.

src/content/docs/workers/wrangler/configuration.mdx

@@ -986,7 +986,7 @@ The following options are available:
 
 - `instance_type` <Type text="string" /> <MetaInfo text="optional" />
   - The instance type of the container. This determines the amount of memory, CPU, and disk given to the container
-    instance. The current options are `"dev"`, `"basic"`, and `"standard"`. The default is `"dev"`. For more information,
+    instance. The current options are `"lite"`, `"basic"`, `"standard-1"`, `"standard-2"`, `"standard-3"`, and `"standard-4"`. The default is `"lite"`. For more information,
     the see [instance types documentation](/containers/platform-details#instance-types).
 
   - To specify a custom instance type, see [here](#custom-instance-types).
@@ -996,7 +996,7 @@ The following options are available:
     request to run a container than this number, the container request will error. You may have more Durable Objects
     than this number over a longer time period, but you may not have more concurrently.
 
-	- Defaults to 1. 
+  - Defaults to 1.
 
   - This value is only enforced when running in production on Cloudflare's network. This limit does not apply during local development, so you may run more instances than specified.
 
@@ -1028,7 +1028,7 @@ The following options are available:
 class_name = "MyContainer"
 image = "./Dockerfile"
 max_instances = 10
-instance_type = "basic" # Optional, defaults to "dev"
+instance_type = "basic" # Optional, defaults to "lite"
 image_vars = { FOO = "BAR" }
 
 [[durable_objects.bindings]]
@@ -1433,4 +1433,4 @@ A common example of using a redirected configuration is where a custom build too
   {
   	"configPath": "../../dist/wrangler.jsonc"
   }
-  ```
+  ```