Add release notes for v1.0.3

Author: Flamehaven

.gitignore

@@ -59,4 +59,6 @@ temp/
 
 # Personal files to ignore
 ENGLISH_CONVERSION_COMPLETE.md
-USAGE_EXAMPLES.md
+USAGE_EXAMPLES.md
+build/
+dist/

release_notes/release-v1.0.3.md

@@ -0,0 +1,19 @@
+# Release v1.0.3
+
+## Highlights
+- Add repository-level import helpers so local runs and pytest sessions automatically detect the `src` layout.
+- Restore gitwildmatch semantics for recursive glob patterns by preventing `**/` from matching root-level files.
+
+## Packaging
+- Wheel: `dist/dir2md-1.0.3-py3-none-any.whl`
+  - SHA256: `C593567C535834B5BBDBEEEDBF565B60BFE3BBA753B5E64CBF21B47A18219656`
+- Source archive: `dist/dir2md-1.0.3.tar.gz`
+  - SHA256: `DD1B04C3E70D4858412EB459132BF80A37C3445A68D8982068CE45A05CDA6CA6`
+
+## Testing
+- `pytest tests/test_dir2md.py`
+
+## Notes for GitHub Release
+- Tag: `v1.0.3`
+- Changelog excerpt: use the 1.0.3 section from `CHANGELOG.md`.
+- Mention the packaging change warning from `python -m build` about migrating the license field to an SPDX string before Feb 2026.