feat(CI/CD): Add GitHub Action workflow to publish to PyPI (#224)

* feat(CI/CD): Add GitHub Action workflow to publish to PyPI

* fix: Used isinstance instead of type() to validate type instance

* feat: Use PyPI Trusted Publisher

Author: abhinand-c

.github/workflows/publish.yml

@@ -0,0 +1,61 @@
+name: Publish to PyPI
+
+on:
+  release:
+    types: [published]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        python: ["3.7", "3.8", "3.9", "3.10", "3.11"]
+    runs-on: ${{ matrix.os }}
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python ${{ matrix.python }}
+      uses: actions/setup-python@v3
+      with:
+        python-version: ${{ matrix.python }}
+    - name: Lint with flake8
+      run: |
+        python -m pip install flake8
+        flake8 graphene_mongo --count --show-source --statistics
+    - name: Install dependencies
+      run: |
+        python -m pip install poetry
+        poetry config virtualenvs.create false
+        poetry install --with dev
+    - name: Run Tests
+      run: make test
+    - name: Build Package
+      run: |
+        poetry build
+  
+  publish:
+    needs: build
+    runs-on: ubuntu-latest
+    permissions:
+      # IMPORTANT: this permission is mandatory for trusted publishing
+      id-token: write
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python
+      uses: actions/setup-python@v3
+      with:
+        python-version: '3.x'
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install poetry
+    - name: Build package
+      run: |
+        poetry build
+    - name: Build package
+      run: |
+        poetry build
+    - name: Publish package distributions to PyPI
+      uses: pypa/gh-action-pypi-publish@release/v1