Switch to pypi build and release workflow

.github/workflows/publish.yml

@@ -0,0 +1,41 @@
+name: Build and publish to PyPI
+
+on:
+  push:
+    branches:
+      - main
+  release:
+    types:
+      - published
+
+jobs:
+  publish:
+    if: github.repository == 'mikepqr/real-estate-scrape-src'
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up Python 3.9
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.9
+
+      - name: Install pypa/build
+        run: >-
+          python -m
+          pip install
+          build
+          --user
+      - name: Build binary wheel and source tarball
+        run: >-
+          python -m
+          build
+          --sdist
+          --wheel
+          --outdir dist/
+      - name: Publish to PyPI
+        if: github.event.action == 'published'
+        uses: pypa/gh-action-pypi-publish@master
+        with:
+          password: ${{ secrets.PYPI_API_TOKEN }}