card: fill Parameters/Context from upstream (was em-dash)

README.md

@@ -40,11 +40,11 @@ tokenizer + chat template. Produced by
 
 | Field | Value |
 |---|---|
-| Parameters | — |
+| Parameters | 1.5B |
 | Architecture | transformer |
 | Capabilities | text-generation, reasoning |
 | Quantization / precision | int8 / float16 |
-| Context length | — |
+| Context length | 4096 tokens |
 | On-disk size | 1.5 GB |
 | Asset kind | stateful KV-cache chat bundle; embedded tokenizer + chat template |
 | assetVersion | 2.0 |