Update Snitch image link to use GitHub raw URL for better accessibility

Author: tw93

src/pages/en/posts/257-Happy-Chinese-New-Year.md

@@ -64,7 +64,7 @@ Basically the volume mixer that macOS should have come with - truly independent
 **Snitch: A better-looking network connection viewer**
 <https://github.com/karol-broda/snitch>
 I found a pretty interesting little tool called Snitch that makes viewing network connections more beautiful and "human-friendly" - you can think of it as an ss or netstat for humans.
-<img src="https://cdn.fliggy.com/upic/roAqBH.png" width="800">
+<img src="https://github.com/karol-broda/snitch/raw/master/demo/demo.gif" width="800">
 
 **Beautiful Mermaid: Beautiful Mermaid renderer designed for the AI era**
 <https://github.com/lukilabs/beautiful-mermaid>

src/pages/posts/257-春节快乐.md

@@ -65,7 +65,7 @@ date: 2026/02/19
 **Snitch：更好看的网络连接查看器**
 <https://github.com/karol-broda/snitch>
 我发现一个挺有意思的小工具叫 Snitch，它把查看网络连接这件事做得更美观更“人类友好”，可以理解为给人用的 ss 或 netstat。
-<img src="https://cdn.fliggy.com/upic/roAqBH.png" width="800">
+<img src="https://github.com/karol-broda/snitch/raw/master/demo/demo.gif" width="800">
 
 **Beautiful Mermaid：好看的 Mermaid 渲染器，专为 AI 时代设计**
 <https://github.com/lukilabs/beautiful-mermaid>