Add missing build dependencies for Test CI

Author: mzyy94

.github/workflows/test.yml

@@ -18,5 +18,8 @@ jobs:
         with:
           go-version: "1.26.0"
 
+      - name: Install build dependencies
+        run: sudo apt-get update && sudo apt-get install -y libjpeg-dev libpng-dev
+
       - name: Run tests
         run: go test ./...