HOWTO-RELEASE

Preparing a PROJ-data Release
===============================================================================

1. If index.html is not already up-to-date with latest grid additions,
    a. Have GDAL (>= 2.4) Python3 bindings installed
    b. python3 regenerate_index_html.py
    c. git commit -a -m "Update index.html" && git push

2. Edit CMakeLists.txt to update PROJ_DATA_VERSION_MAJOR and PROJ_DATA_VERSION_MINOR
    a. Add RCn to PROJ_DATA_VERSION_MINOR if this is a release candidate

3. git commit -a -m "Update CMakeLists.txt to vX.Y" && git push

4. Tag commit with version number (including release candidate number when relevant).
   Push tag to GitHub where the packages for distribution will be automatically generated
   and a draft release will be prepared.
   
5. Publish release on GitHub

6. Upload the generated `proj-data-*`- files to download.osgeo.org

7. Resynchronize CDN content from repository with ./sync_to_cdn.sh

8. Close the previous milestone and open a new one