Remove broken episode 145 (no video) — permanent cleanup

data/chunk-001/episode_000145.parquet

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:02865e0954cbd952be3b77466b611d634cb8278891827b954b24dafe40a7039e
-size 59170

meta/info.json

@@ -1,7 +1,7 @@
 {
   "codebase_version": "v2.0",
   "robot_type": "unknown",
-  "total_episodes": 146,
+  "total_episodes": 145,
   "total_frames": 60411,
   "total_tasks": 1,
   "total_videos": 145,
@@ -9,7 +9,7 @@
   "chunks_size": 100,
   "fps": 30,
   "splits": {
-    "train": "0:146"
+    "train": "0:145"
   },
   "data_path": "data/chunk-{episode_chunk:03d}/episode_{episode_index:06d}.parquet",
   "video_path": "videos/chunk-{episode_chunk:03d}/{video_key}/episode_{episode_index:06d}.mp4",