Revert "Merge dev → main: Skills 系統全面升級 v3.0"

This reverts commit 15182d3c51, reversing
changes made to 46a44eb68d.

agents/finance-researcher/AGENTS.md

@@ -3,15 +3,7 @@ name: 財經情報研究員
 title: Finance Intelligence Researcher
 reportsTo: quant-strategist
 skills:
-  - market-news-analyst
-  - economic-calendar-fetcher
-  - market-environment-analysis
-  - earnings-calendar
-  - morning-note
-  - theme-detector
-  - catalyst-calendar
-  - earnings-preview
-  - earnings-analysis
+  - deep-research
 role: general
 icon: "💹"
 ---