Update achievements section and add contribution images

README.md

@@ -216,9 +216,22 @@ Current strategy:
 
 <div align="center">
 
-## 🏆 achievements unlocked by touching grass less
+## 🐍 contributions, but make them edible
 
-<img src="https://github-profile-trophy.vercel.app/?username=excho0&theme=tokyonight&no-frame=true&no-bg=true&margin-w=8&row=1" alt="GitHub Trophies" />
+<picture>
+  <source
+    media="(prefers-color-scheme: dark)"
+    srcset="https://raw.githubusercontent.com/excho0/excho0/gh-pages/github-contribution-grid-snake-dark.svg"
+  />
+  <source
+    media="(prefers-color-scheme: light)"
+    srcset="https://raw.githubusercontent.com/excho0/excho0/gh-pages/github-contribution-grid-snake.svg"
+  />
+  <img
+    alt="github contribution snake"
+    src="https://raw.githubusercontent.com/excho0/excho0/gh-pages/github-contribution-grid-snake.svg"
+  />
+</picture>
 
 </div>