Upload README.md

README.md

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+# SpatialMirage Stage1 to Stage2 Checkpoint
+
+Private checkpoint package for the Stage2 SpatialEdit camera-control run initialized from Stage1.
+
+The main trainable safetensors file is split to stay under the HuggingFace single-file limit.
+
+Reassemble it with:
+
+```bash
+bash model/reassemble_trainable.sh
+```
+
+Contents:
+
+- split `model/trainable.safetensors.part-*`
+- `model/trainable_params.json`
+- full resume state under `resume_state/`
+- Stage2 training config and run script under `configs/` and `runs/`
+
+Source checkpoint:
+
+`/mnt/dhwfile/raise/user/caoyunqi/checkpoints/spatialedit_stage2_camera_243k_old_notext_from_stage1vggt_60000_20260624/from_stage1vggt_1node8gpu/0060000`