added gifs in readme (#5)

Author: alexlin2

CLAUDE.md

@@ -1,5 +1,12 @@
 # Vector Robotics Ground Autonomy Stack
 
+<p align="center">
+  <img src="./assets/G1_navigation.gif" alt="Unitree G1" width="45%"/>
+  <img src="./assets/Go2_fast_avoidance.gif" alt="Unitree Go2" width="45%"/><br/>
+  <img src="./assets/Go2W_staircase.gif" alt="Unitree Go2W" width="45%"/>
+  <img src="./assets/groundfast_autonomy.gif" alt="Groundfast" width="45%"/>
+</p>
+
 This repository provides a **generalizable autonomy stack for ground robots**. The stack is designed to be **embodiment-agnostic** (wheeled, legged, etc.) by selecting a robot configuration via `ROBOT_CONFIG_PATH`.
 
 It includes: