add offset param & email extraction (#51)

* add offset param

* [enh]: extract emails

.github/workflows/publish-to-pypi.yml

@@ -7,27 +7,27 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
-    - name: Set up Python
-      uses: actions/setup-python@v4
-      with:
-        python-version: "3.10"
+      - uses: actions/checkout@v3
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.10"
 
-    - name: Install poetry
-      run: >-
-        python3 -m
-        pip install
-        poetry
-        --user
+      - name: Install poetry
+        run: >-
+          python3 -m
+          pip install
+          poetry
+          --user
 
-    - name: Build distribution 📦
-      run: >-
-        python3 -m
-        poetry
-        build
+      - name: Build distribution 📦
+        run: >-
+          python3 -m
+          poetry
+          build
 
-    - name: Publish distribution 📦 to PyPI
-      if: startsWith(github.ref, 'refs/tags')
-      uses: pypa/gh-action-pypi-publish@release/v1
-      with:
-        password: ${{ secrets.PYPI_API_TOKEN }}
+      - name: Publish distribution 📦 to PyPI
+        if: startsWith(github.ref, 'refs/tags')
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          password: ${{ secrets.PYPI_API_TOKEN }}