refactor(swift): update references from Medical Scribe to Swift Assistent

- Updated comments and documentation to reflect the new branding of the chat API and related components.
- Renamed functions and variables to align with the Swift Assistent terminology.
- Enhanced UI components with animations using Framer Motion for a smoother user experience.
- Removed outdated architecture documentation related to the Medical Scribe system.

This change is part of the transition to the Swift Assistent branding, ensuring consistency across the application.

lib/swift/chat-api.ts

@@ -3,7 +3,7 @@
  *
  * Client-side helper voor het aanroepen van de Swift chat API met streaming support.
  *
- * Epic: E3 (Chat API & Medical Scribe)
+ * Epic: E3 (Chat API & Swift Assistent)
  * Story: E3.S1 (Chat API endpoint skeleton)
  */