Restore config.json

config.json

@@ -0,0 +1,10 @@
+{
+  "vocab_size": 30000,
+  "d_model": 256,
+  "num_heads": 4,
+  "num_layers": 4,
+  "d_ff": 1024,
+  "max_seq_len": 128,
+  "pad_token_id": 0,
+  "size_name": "mini"
+}