Add placeholder docstring column for schema consistency

- Added empty string docstring column as placeholder
- Ensures compatibility when training across all Coq/Lean4 datasets
- Real docstrings to be extracted and added in future update
- Prevents training errors from schema mismatch

README.md

@@ -3,16 +3,43 @@ license: other
 license_name: cecill-b
 license_link: https://cecill.info/licences/Licence_CeCILL-B_V1-en.html
 tags:
-  - theorem-proving
-  - formal-methods
-  - coq
+- theorem-proving
+- formal-methods
+- coq
 task_categories:
-  - text-generation
-  - feature-extraction
+- text-generation
+- feature-extraction
 language:
-  - en
+- en
 size_categories:
-  - 1K<n<10K
+- 1K<n<10K
+dataset_info:
+  features:
+  - name: fact
+    dtype: string
+  - name: type
+    dtype: string
+  - name: library
+    dtype: string
+  - name: imports
+    list: string
+  - name: filename
+    dtype: string
+  - name: symbolic_name
+    dtype: string
+  - name: docstring
+    dtype: string
+  splits:
+  - name: train
+    num_bytes: 3876777
+    num_examples: 2201
+  download_size: 990622
+  dataset_size: 3876777
+configs:
+- config_name: default
+  data_files:
+  - split: train
+    path: data/train-*
 ---
 
 # Coq-OddOrder

data/train-00000-of-00001.parquet

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:5a52769e5256c6b20a04905b522489ae34d7dc4e756b204ee465472b6abab721
-size 990235
+oid sha256:9b7cd2db8c920f65fa33396454e582af6d09d710f8c0aa8ac5b6b0702fc9e06f
+size 990622