Fix packaging and ensure __main__.py exports main()

core/__init__.py

@@ -0,0 +1,6 @@
+"""
+img2pdf - Leak Technologies
+Convert a single image or folder of images into a PDF file (sorted by filename).
+"""
+__version__ = "1.0.3"
+__author__ = "Stu Leak <leaktechnologies@proton.me>"

core/config.py

@@ -0,0 +1,24 @@
+import argparse
+from pathlib import Path
+
+def parse_arguments():
+    parser = argparse.ArgumentParser(
+        description="Convert an image or folder of images into a PDF file."
+    )
+    parser.add_argument(
+        "input_path",
+        type=str,
+        help="Path to an image file or a folder containing images.",
+    )
+    parser.add_argument(
+        "-o", "--output",
+        type=str,
+        required=True,
+        help="Output PDF file path.",
+    )
+    parser.add_argument(
+        "--overwrite",
+        action="store_true",
+        help="Overwrite the output file if it already exists.",
+    )
+    return parser.parse_args()

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "img2pdf"
-version = "1.0.3"
+version = "1.0.4"
 description = "Convert a single image or folder of images into a PDF file (sorted by filename)."
 readme = "README.md"
 requires-python = ">=3.8"