Harden AI smoke workflow timeout and CPU settings

Author: Rohan5commit

.github/workflows/ai_trading_smoke.yml

@@ -6,7 +6,7 @@ on:
 jobs:
   ai-smoke:
     runs-on: ubuntu-latest
-    timeout-minutes: 45
+    timeout-minutes: 90
     env:
       PYTHONUNBUFFERED: "1"
       MODAL_TOKEN_ID: ${{ secrets.MODAL_TOKEN_ID }}
@@ -18,6 +18,8 @@ jobs:
       TRAINED_MODEL_BASE_MODEL: "Qwen/Qwen2.5-7B-Instruct"
       TRAINED_MODEL_ADAPTER_PATH: "_smoke_artifacts/lora_solid_adapter"
       HF_HUB_DISABLE_TELEMETRY: "1"
+      HF_HUB_ENABLE_HF_TRANSFER: "1"
+      TRAINED_MODEL_CPU_THREADS: "4"
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -30,7 +32,7 @@ jobs:
       - name: Install dependencies
         run: |
           pip install -r requirements.txt
-          pip install modal
+          pip install modal hf_transfer
           pip install torch==2.4.1 --index-url https://download.pytorch.org/whl/cpu
           pip install "transformers>=4.46.0" "peft>=0.13.2" "accelerate>=1.0.1" "sentencepiece>=0.2.0"