correct artifact extension and python version in github workflows

.github/workflows/release.yaml

@@ -8,13 +8,16 @@ on:
 jobs:
   release:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.10"]
 
     steps:
       - uses: actions/checkout@v3
-      - name: Set up Python 3.10
+      - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4
         with:
-          python-version: 3.10
+          python-version: ${{ matrix.python-version }}
           cache: 'pip'
       - name: Install dependencies
         run: |
@@ -48,6 +51,6 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           upload_url: ${{ steps.create_release.outputs.upload_url }} # This pulls from the CREATE RELEASE step above, referencing it's ID to get its outputs object, which include a `upload_url`. See this blog post for more info: https://jasonet.co/posts/new-features-of-github-actions/#passing-data-to-future-steps 
-          asset_path: ./data/gazetteer.zip
+          asset_path: ./data/gazetteer.csv
           asset_name: gazetteer.csv
           asset_content_type: text/csv