[WIP] Adding Gzip File as Resource tool
* Updated architecture.md
* Added gzip-file-as-resource.ts
- imports getSessionResourceURI and registerSessionResource from session.ts
- exports registerGZipFileAsResourceTool
- the registered tool
- validates the input URI
- fetches the file safely
- compresses it
- creates and registers the resource
- returns resource or resource link
* In tools/index.ts
- import registerGZipFileAsResourceTool
- in registerTools,
- call registerGZipFileAsResourceTool passing server
* Added resources/session.ts
- getSessionResourceURI gets a uri to the specified name
- registerSessionResource registers the session-scoped resource and returns a resource link
