Update README with proper dataset card metadata

README.md

@@ -2,7 +2,7 @@
 language:
 - en
 - es
-pretty_name: REE Iberian Peninsula Electricity Generation (2008–2026)
+pretty_name: "REE Iberian Peninsula Electricity Generation (2008–2026)"
 tags:
 - electricity
 - energy
@@ -18,106 +18,20 @@ size_categories:
 task_categories:
 - time-series-forecasting
 license: cc-by-4.0
-configs:
-- config_name: default
-  data_files:
-  - split: train
-    path: data/train-*
-dataset_info:
-  features:
-  - name: ts
-    dtype: timestamp[ns]
-  - name: dem
-    dtype: int64
-  - name: eol
-    dtype: int64
-  - name: nuc
-    dtype: int64
-  - name: gf
-    dtype: int64
-  - name: car
-    dtype: int64
-  - name: cc
-    dtype: int64
-  - name: hid
-    dtype: int64
-  - name: aut
-    dtype: int64
-  - name: inter
-    dtype: int64
-  - name: icb
-    dtype: int64
-  - name: sol
-    dtype: int64
-  - name: solFot
-    dtype: int64
-  - name: solTer
-    dtype: int64
-  - name: termRenov
-    dtype: int64
-  - name: cogenResto
-    dtype: int64
-  - name: expAnd
-    dtype: int64
-  - name: expMar
-    dtype: int64
-  - name: expPor
-    dtype: int64
-  - name: expFra
-    dtype: int64
-  - name: expTot
-    dtype: int64
-  - name: impFra
-    dtype: int64
-  - name: impPor
-    dtype: int64
-  - name: impMar
-    dtype: int64
-  - name: impAnd
-    dtype: int64
-  - name: impTot
-    dtype: int64
-  - name: conb
-    dtype: int64
-  - name: turb
-    dtype: int64
-  - name: gnhd
-    dtype: int64
-  - name: bat
-    dtype: int64
-  - name: consBat
-    dtype: int64
-  - name: dif
-    dtype: int64
-  - name: vap
-    dtype: int64
-  - name: year
-    dtype: int32
-  - name: month
-    dtype: int32
-  - name: day
-    dtype: int32
-  - name: hour
-    dtype: int32
-  - name: date
-    dtype: string
-  splits:
-  - name: train
-    num_bytes: 567844242
-    num_examples: 1931443
-  download_size: 51834693
-  dataset_size: 567844242
+datasets:
+- ree
 ---
 
 # REE Iberian Peninsula Electricity Generation
 
 Electricity **demand and generation by source** for the Iberian Peninsula, sourced from [REE (Red Eléctrica de España)](https://demanda.ree.es/). Covers **2008–present** at **5-minute resolution**, fully deduplicated.
 
-## Files
+## Dataset Summary
 
-| File | Rows | Columns |
-|---|---|---|
-| `ree_peninsula_generation_full.parquet` | 1,931,443 | 38 |
+- **1,931,443 rows** × 38 columns
+- **Date range**: 2007-12-31 → 2026-05-14
+- **Resolution**: 5 minutes
+- **Source**: [REE open data API](https://www.ree.es/en/transparency/opens-data)
 
 ## Columns
 
@@ -159,14 +73,6 @@ from datasets import load_dataset
 ds = load_dataset("daniel-dona/ree-data")
 ```
 
-## Source
-
-[REE open data API](https://www.ree.es/en/transparency/opens-data):
-
-```
-https://demanda.ree.es/WSvisionaMovilesPeninsulaRest/resources/demandaGeneracionPeninsula?fecha=YYYY-MM-DD
-```
-
 ## Notes
 
 - **Coal phase-out**: Spain's last coal plants closed in 2025 (`car` → 0 from mid-2025).