Initial SQL-only 1C adapter baseline

plugins/1c/training/configs/qwen3-4b-lora.yaml

@@ -0,0 +1,35 @@
+id: qwen3-4b-1c-lora-v1
+base_model_path: /models/base/qwen3-4b-instruct-2507
+dataset_path: /workspace/plugins/1c/training/prepared/train.chat.jsonl
+output_dir: /models/adapters/1c/qwen3-4b-1c-lora-v1
+max_seq_length: 2048
+train:
+  num_train_epochs: 3
+  per_device_train_batch_size: 1
+  gradient_accumulation_steps: 8
+  learning_rate: 0.0002
+  warmup_ratio: 0.03
+  logging_steps: 1
+  save_strategy: "no"
+  save_total_limit: 1
+  bf16: true
+  fp16: false
+lora:
+  r: 16
+  lora_alpha: 32
+  lora_dropout: 0.05
+  bias: none
+  target_modules:
+    - q_proj
+    - k_proj
+    - v_proj
+    - o_proj
+    - gate_proj
+    - up_proj
+    - down_proj
+quantization:
+  load_in_4bit: true
+  bnb_4bit_quant_type: nf4
+  bnb_4bit_use_double_quant: true
+  bnb_4bit_compute_dtype: bfloat16
+notes: "Training config for the first 1C LoRA adapter. Requires complete base model and GPU host."