初始化项目，由ModelHub XC社区提供模型

Model: mims-harvard/bio-posttrain-qwen3-1.7b-dna-sft
Source: Original Platform

dna_model_config.json

@@ -0,0 +1,20 @@
+{
+  "model_type": "dna_llm",
+  "dna_model_name": "evo2_1b_base",
+  "dna_is_evo2": true,
+  "dna_embedding_layer": "blocks.20.mlp.l3",
+  "dna_hidden_size": 1920,
+  "text_hidden_size": 2048,
+  "max_length_dna": 2048,
+  "max_length_text": 2048,
+  "special_tokens": [
+    "<|dna_start|>",
+    "<|dna_pad|>",
+    "<|dna_end|>"
+  ],
+  "notes": "DNA encoder weights are not bundled. Load Evo2 evo2_1b_base separately and apply dna_projection.pt to map encoder embeddings into the text model.",
+  "stage": "sft",
+  "lora_rank": 64,
+  "lora_alpha": 128,
+  "val_loss": 0.4687
+}