docs(docstrings): improve tool usage guidance for new Claude sessions (v1.4.1)

- get_wall_posts: clarify mixed content (status posts + activity entries)
- get_activities: expand description and distinguish from get_wall_posts
- like_post: extend post_id examples (wall/, task/, taskList/ IDs)
- get_recipe_categories: add usage notes (IDs, free-tier categories, family-wide)
- add_meal_note: clarify create-only behavior (delete then recreate to update)
- clear_list: move risk warning (default deletes all) to opening line
- create_recipe: verify IMPORTANT confirmation line present

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>

CHANGELOG.md

@@ -10,6 +10,22 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 This project follows Semantic Versioning (SemVer).
 Breaking changes (removed tools, changed parameters) increment the major version.
 
+## [1.4.1] – 2026-04-17
+
+### Improved
+- **Docstring enhancements** — clearer tool usage guidance for new Claude sessions:
+  - `get_wall_posts`: Added note that results include automatic activity entries (task updates, list changes)
+  - `get_activities`: Expanded description and added distinction from `get_wall_posts`
+  - `like_post`: Extended post_id examples to include `task/` and `taskList/` IDs from activities
+  - `get_recipe_categories`: Added usage notes (IDs for create/update, 5 free-tier categories, family-wide scope)
+  - `add_meal_note`: Clarified create-only behavior; to update, delete then recreate
+  - `clear_list`: Moved risk warning (default deletes all tasks) to opening line for visibility
+  - `create_recipe`: Verified IMPORTANT confirmation line present
+
+### Notes
+- No breaking changes; docstring improvements only
+- All tools remain backward compatible
+
 ## [1.4.0] – 2026-04-17
 
 ### Added