update docs

Author: RCFans

README.md

@@ -59,7 +59,7 @@ Want to quickly experience Omen without local installation? Please visit our onl
 
 You can explore the strategic reasoning flow directly online:
 
-[👉 Explore Omen on Streamlit Cloud](https://omen-demo.streamlit.app/)
+👉 [Explore Omen on Streamlit Cloud](https://omen-demo.streamlit.app/)
 
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README.zh.md

@@ -59,7 +59,7 @@ Omen **不预测**单一未来，它是**为复杂性而生**的推演引擎。
 
 希望快速体验 Omen 而勿须本地安装，请访问我们部署在 Streamlit Cloud 的演示应用。点击下面的链接，直接探索战略推演流程：
 
-[👉 在线体验 Omen](https://omen-demo.streamlit.app)
+👉 [在线体验 Omen](https://omen-demo.streamlit.app)
 
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