Added setup.py and made all imports relative so it will work as a module.

setup.py

@@ -0,0 +1,28 @@
+#!/usr/bin/python3
+
+import setuptools
+from pathlib import Path
+
+# use readme file as long description
+this_directory = Path(__file__).parent
+long_description = (this_directory / "README.md").read_text()
+
+setuptools.setup(
+    name="Wobuzz",
+    version="0.0",
+    description="An audio player made by The Wobbler",
+    long_description=long_description,
+    long_description_content_type="text/markdown",
+    url="https://teapot.informationsanarchistik.de/Wobbl/Wobuzz",
+    author="The Wobbler",
+    author_email="emil@i21k.de",
+    packages=["wobuzz"],
+    package_data={"": ["*.txt"]},
+    install_requires=[
+        "PyQt6",
+        "wobbl_tools @ git+https://teapot.informationsanarchistik.de/Wobbl/wobbl_tools@main#egg=wobbl_tools"
+    ],
+    entry_points={
+        "console_scripts": ["wobuzz=wobuzz.command_line"],
+    }
+)