squash! introduce environment variables

Author: danbev

.github/workflows/build.yml

@@ -1132,24 +1132,30 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
+      - name: Set environment variables
+        id: set_vars
+        run: |
+          echo "MODEL_NAME=base.en" >> $GITHUB_ENV
+          echo "GEN_MODEL_NAME=whisper-${{ needs.determine-tag.outputs.tag_name }}-ggml-base.en-encoder.mlmodelc" >> $GITHUB_ENV
+
       - name: Download model
         run: |
-          ./models/download-ggml-model.sh base.en
+          ./models/download-ggml-model.sh ${{ env.MODEL_NAME }}
 
       - name: Generate CoreML model
         run: |
           python3.11 -m venv venv
           source venv/bin/activate
           pip install ane_transformers openai-whisper coremltools
-          ./models/generate-coreml-model.sh base.en
+          ./models/generate-coreml-model.sh ${{ env.MODEL_NAME }}
 
       - name: Pack CoreML model
         id: pack_artifacts
         run: |
-          zip --symlinks -r whisper-${{ needs.determine-tag.outputs.tag_name }}-ggml-base.en-encoder.mlmodelc.zip models/ggml-base.en-encoder.mlmodelc
+          zip --symlinks -r ${{ env.GEN_MODEL_NAME }}.zip models/ggml-${{env.MODEL_NAME}}-encoder.mlmodelc
 
       - name: Upload artifacts
         uses: actions/upload-artifact@v4
         with:
-          path: whisper-${{ needs.determine-tag.outputs.tag_name }}-ggml-base.en-encoder.mlmodelc.zip
-          name: whisper-${{ needs.determine-tag.outputs.tag_name }}-ggml-base.en-encoder.mlmodelc
+          path: ${{ env.GEN_MODEL_NAME }}.zip
+          name: ${{ env.GEN_MODEL_NAME }}