Add model metadata for LLM PoC

model-index.yml

@@ -1,15 +1,11 @@
 model-index:
   - name: Yuuki
     results:
-      - task: text-generation
-        dataset: bigcode/the-stack-smol-xl
+      - task:
+          type: text-generation
+        dataset:
+          name: bigcode/the-stack-smol-xl
+          type: bigcode/the-stack-smol-xl
         metrics:
           - type: perplexity
-            value: 1.0   # dummy, no cero
-    language:
-      - en
-    license: apache-2.0
-    tags:
-      - text-generation
-      - causal-lm
-    pipeline_tag: text-generation
+            value: 1.0