feat(meal-planner): add add_meal_to_meal_plan tool (v0.11.2)

New write tool using mpcreate endpoint for free-text meal entries
(no recipe link). Parameters verified from JS-bundle. Returns raw
response pending production verification; structured output →  v0.11.3.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "mcp-familywall"
-version = "0.11.1"
+version = "0.11.2"
 description = "MCP server for Family Wall — read your family's lists and tasks via Claude"
 readme = "README.md"
 requires-python = ">=3.12"