Upgrade Feynman research runtime and setup

prompts/compare-sources.md

@@ -5,6 +5,8 @@ Compare sources for: $@
 
 Requirements:
 - Identify the strongest relevant primary sources first.
+- For current or market-facing topics, use `web_search` and `fetch_content` to gather up-to-date primary sources before comparing them.
+- For academic claims, use `alpha_search` and inspect the strongest papers directly.
 - Inspect the top sources directly before comparing them.
 - Build a comparison matrix covering:
   - source