Upload dataset_config.json with huggingface_hub

dataset_config.json

@@ -0,0 +1,26 @@
+{
+  "version": "1.0.0",
+  "description": "Test data for SpecCLIP - Paired Gaia XP and LAMOST LRS spectra",
+  "license": "cc-by-4.0",
+  "files": {
+    "gaia_lamost_test_only.h5": {
+      "description": "Test set with paired Gaia XP and LAMOST LRS spectra",
+      "size": "~10 MB",
+      "format": "HDF5",
+      "contents": {
+        "test/source_ids": "Gaia source identifiers",
+        "test/gaia_spectra": "Gaia XP spectra (N, 343)",
+        "test/lamost_spectra": "LAMOST LRS spectra (N, 1462)"
+      },
+      "required_for": [
+        "retrieval",
+        "embedding_database",
+        "cross_modal_prediction"
+      ]
+    }
+  },
+  "usage": {
+    "download_command": "huggingface-cli download astroshawn/SpecCLIP-TestData-Small --local-dir ./test_data",
+    "python_example": "\nfrom huggingface_hub import hf_hub_download\n\n# Download test data\ntest_data_path = hf_hub_download(\n    repo_id=\"astroshawn/SpecCLIP-TestData-Small\",\n    filename=\"gaia_lamost_test_only.h5\",\n    repo_type=\"dataset\",\n    local_dir=\"./test_data\"\n)\n"
+  }
+}