Fix RAG inference

.github/workflows/reindex_on_merge.yml

@@ -16,9 +16,7 @@ jobs:
 
     runs-on: Windows
 
-    # *** KEY CHANGE ***
-    # Changed the shell from 'pwsh' to 'powershell' to use the default
-    # Windows PowerShell, which should be available on your runner.
+    # Set the default shell to PowerShell, which is native to your Windows runner.
     defaults:
       run:
         shell: powershell
@@ -41,24 +39,38 @@ jobs:
           if (-not (Test-Path -Path ".venv")) {
             python -m venv .venv
           }
-          # The activation command is different for PowerShell
           .\.venv\Scripts\Activate.ps1
 
       # Step 4: Install or update dependencies
       - name: Install dependencies
         run: |
-          # The venv is now active for this shell session, so we can call pip directly.
           pip install --upgrade pip
           pip install -r requirements.txt
       
-      # Step 5: Run the indexing script within the virtual environment
+      # Step 5: *** NEW - GPU Diagnostics ***
+      # This step will help us see if the runner can access the GPU and CUDA.
+      - name: Check GPU and CUDA status
+        run: |
+          echo "--- Checking for nvidia-smi ---"
+          # The '|| $true' part ensures the workflow doesn't fail if the command isn't found
+          nvidia-smi || $true
+          
+          echo "--- Checking PyTorch CUDA availability ---"
+          # This command will explicitly tell us if PyTorch can see the GPU.
+          python -c "import torch; print(f'PyTorch version: {torch.__version__}'); print(f'CUDA available: {torch.cuda.is_available()}'); print(f'CUDA version: {torch.version.cuda}'); print(f'Device count: {torch.cuda.device_count()}')"
+
+      # Step 6: Run the indexing script within the virtual environment
       - name: Run indexing script
         run: |
-          # Call python directly, as the correct one is now on the PATH from the activated venv.
           python create_index.py
         env:
           GITHUB_REPOSITORY: ${{ github.repository }}
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        # Optional: Specify the working directory if your bot lives in a subfolder
-        # working-directory: ./path/to/your/bot
+        
+      # Step 7: Upload the database as an artifact
+      - name: Upload database artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: chroma_db_artifact
+          path: ./chroma_db