Add initial GitHub workflow to publish to PyPI (#32)

* Add GitHub workflows

* Disable Travis

* Rename workflow

.github/workflows/publish-pypi.yml

@@ -0,0 +1,37 @@
+name: Build and Publish to PyPI
+
+on:
+  push:
+    branches: [main]
+    paths:
+    - "server/**"
+  pull_request:
+    branches: [main]
+    paths:
+    - "server/**"
+
+
+jobs:
+  publish-pypi:
+    name: Upload release to PyPI
+    runs-on: ubuntu-latest
+    environment:
+      name: pypi
+      url: https://pypi.org/p/wdl-lsp
+    permissions:
+      id-token: write  # IMPORTANT: this permission is mandatory for trusted publishing
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Python 3.10
+      uses: actions/setup-python@v5
+      with:
+          python-version: "3.10"
+
+    - name: Build wheels
+      uses: pypa/cibuildwheel@v2.17
+
+    - name: Publish package distributions to PyPI
+      if: github.ref == 'refs/heads/main'
+      uses: pypa/gh-action-pypi-publish@release/v1