Adds changesets

.changeset/angry-nails-flash.md

@@ -0,0 +1,7 @@
+---
+'@hashicorp/platform-code-highlighting': minor
+'@hashicorp/platform-docs-mdx': minor
+'@hashicorp/platform-markdown-utils': minor
+---
+
+Migrate to latest unified and mdx dependencies, update to ship as ESM

.changeset/little-llamas-study.md

@@ -0,0 +1,7 @@
+---
+'@hashicorp/platform-nextjs-plugin': major
+'@hashicorp/next-optimized-images': patch
+---
+
+- Update export to a default export for nextjs-plugin, this may require change in usage to specify `.default` when requiring.
+- Add config attribute from next-optimized-images for easier testing.

.changeset/nine-emus-explain.md

@@ -0,0 +1,5 @@
+---
+'@hashicorp/platform-cli': patch
+---
+
+Use cjs import from platform-cms

.changeset/red-planets-exist.md

@@ -0,0 +1,5 @@
+---
+'@hashicorp/platform-cms': minor
+---
+
+Convert source to TS, expose esm by default, with optional cjs entry points.