add deployment github workflow

.github/workflows/pythonpublish.yml

@@ -0,0 +1,22 @@
+name: Upload to PyPI
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    environment: publishing
+    permissions:
+      # IMPORTANT: this permission is mandatory for trusted publishing
+      id-token: write
+    steps:
+      # install build package and build dist
+      - name: Build distribution
+        run: >-
+          python3 -m pip install build --user
+          python3 -m build --sdist --wheel --outdir dist/
+      # retrieve your distributions here
+      - name: Publish package distributions to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1

setup.py

@@ -1,4 +1,5 @@
 import setuptools
+from glob import glob
 
 import riscemu
 
@@ -34,6 +35,9 @@ setuptools.setup(
     package_data={
         "riscemu": ["libc/*.s", "py.typed"],
     },
+    data_files=[
+        ('libc', glob('libc/*.s')),
+    ],
     scripts=["riscemu/tools/riscemu"],
     python_requires=">=3.8",
     install_requires=["pyelftools~=0.27"],