add stats, versioning

studspider.py

@@ -83,6 +83,8 @@ async def get_stats():
 
         return {
             "status": "success",
+            "version": "0.3.0",
+            "git_commit": stats.get_git_commit(),
             "stats": daily_stats,
             "completion_rate": round(completion_rate, 1),
             "brickset_cache": cache_stats,