fix: add PyYAML dependency (v0.1.1)

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "mcp-familywall"
-version = "0.1.0"
+version = "0.1.1"
 description = "MCP server for Family Wall — read your family's lists and tasks via Claude"
 readme = "README.md"
 requires-python = ">=3.12"
@@ -15,6 +15,7 @@ keywords = ["mcp", "familywall", "family", "tasks", "lists"]
 dependencies = [
     "mcp[cli]>=1.0",
     "httpx>=0.27",
+    "pyyaml>=6.0",
     "keyring>=25.0",
     "click>=8.0",
     "rich>=13.0",