fix: update temperature argument type from number to string in everything server docs (#2610)

Fixes issue #474 - documentation mismatch where temperature was documented as (number) but TypeScript SDK only accepts string arguments via z.record(z.string())

Co-authored-by: claude[bot] <209825114+claude[bot]@users.noreply.github.com>
Co-authored-by: Ola Hungerford <olaservo@users.noreply.github.com>

Author: olaservo

src/everything/README.md

@@ -124,7 +124,7 @@ Resource features:
 2. `complex_prompt`
    - Advanced prompt demonstrating argument handling
    - Required arguments:
-     - `temperature` (number): Temperature setting
+     - `temperature` (string): Temperature setting
    - Optional arguments:
      - `style` (string): Output style preference
    - Returns: Multi-turn conversation with images