feat: update MarkdownView render (#13387)

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## Summary by CodeRabbit

* **New Features**
* Introduced support for managing context blobs, including adding and
removing blobs within contexts.
  * Added the ability to generate and revoke user access tokens.
  * Implemented queries to list user access tokens and context blobs.

* **Improvements**
* Enhanced context object queries to include blobs and updated related
data structures.
* Updated type references for improved schema alignment and consistency.

* **Bug Fixes**
* Removed obsolete or incorrect error fields from certain context and
document queries.

* **Chores**
  * Upgraded the MarkdownView dependency to version 3.4.1.
  * Updated internal type names for better clarity and maintainability.

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