Add heroshot - screenshot automation for docs

Author: Ondrej Machala

projects.yaml

@@ -627,6 +627,12 @@ projects:
   pypi_id: mkdocs-image-formatter-plugin
   labels: [plugin]
   category: charts
+- name: heroshot
+  description: Screenshot automation for documentation. Capture once, regenerate forever. Theme-aware macro for light/dark mode with responsive viewports.
+  github_id: omachala/heroshot
+  pypi_id: heroshot
+  labels: []
+  category: charts
 - name: inline-svg
   mkdocs_plugin: inline-svg
   github_id: rajguru7/mkdocs-plugin-inline-svg-mod