ci: add release workflow for automating the PyPI publishing process (#156)

* added workflow for automating the pypi publishing process

---------

Co-authored-by: Eugeny Parshutin <[email protected]>

Author: mk-srivastava

.github/workflows/release.yml

@@ -61,7 +61,7 @@ jobs:
       - name: Install cibuildwheels
         run: python -m pip install cibuildwheel==2.20.0
       - name: Build ittapi python wheels
-        run: python -m cibuildwheel python --output-dir python_dist/${{ runner.os }}
+        run: python -m cibuildwheel python --output-dir python_dist
         env:
           CIBW_BUILD: cp3*
           CIBW_SKIP: ${{ matrix.cibw_skip_args }}
@@ -114,3 +114,24 @@ jobs:
           asset_path: ./ittapi_build_${{ github.ref_name }}.zip
           asset_name: ittapi_build_${{ github.ref_name }}.zip
           asset_content_type: application/zip
+  
+  # upload the built wheels to PyPi
+  upload_to_pypi:
+    name: Upload the wheel files to PyPi
+    runs-on: ubuntu-latest
+    needs: [python_build, create_release]
+    steps:
+      - name: Download artifacts
+        uses: actions/download-artifact@6b208ae046db98c579e8a3aa621ab581ff575935 # v4.1.1
+        with:
+          pattern: build-artifacts-*
+          merge-multiple: true
+      - name: List wheel files
+        run: find -name *.whl
+      - name: Publish package distributions to PyPi
+        uses: pypa/gh-action-pypi-publish@0ab0b79471669eb3a4d647e625009c62f9f3b241 # v1.10.1
+        with:
+          password: ${{ secrets.PYPI }}
+          repository-url: https://upload.pypi.org/legacy/
+          packages-dir: python_dist
+          skip-existing: true