Include sentence embeddings

.gitignore

@@ -1,10 +1,10 @@
-# Data files (exclude large files but keep structure)
-data/*.pt
-data/*.safetensors
-data/*.bin
-data/*.pdf
+# Data files - allow essential ML files, exclude large unnecessary files
+# data/*.pt                    # Allow embedding files for ML inference
+# data/*.safetensors          # Allow model files for PaintingCLIP
+data/*.bin                    # Exclude large binary files
+data/*.pdf                    # Exclude PDF files
 
-# Pipeline (exclude large processing files)
+# Pipeline (exclude entire directory for Phase 1)
 pipeline/
 pipeline/slurm/
 pipeline/*.pt
@@ -14,6 +14,7 @@ pipeline/*.bin
 # OS cruft
 .DS_Store
 
+# Papers and examples (exclude large files)
 frontend/paper/
 
 # Dev tooling