soft deleted user profiles, streamlined probes

Repo:

• Moved docs to their own folder

Policy:

• Added x-ms-client-request-id to help debug with OpenAI in the future
• copy back policy from stream version, disabled streaming
• Retry if the endpoint returns a 200 with content-length = 0

Proxy:

• Warning: Fix compiler warnings
• Don't report the service as "UP" until the user Profile is loaded
• Triggers health check to fail if profiles are not loaded
• Implemented soft-delete for user profiles with alert if request received for a soft-deleted profile. Deletes become inactive after 6 hours.
• Streamlined health probes
• Don't force the HTTP connection to close to backend after each request

Full Changelog: v2.1.33.p2...v2.1.33.p4