docstrings

src/personal_mcp/registry/models/common.py

@@ -14,6 +14,8 @@ SEMVER_RE: Final[re.Pattern[str]] = re.compile(r"^(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0
 
 
 class StrictFrozenModel(BaseModel):
+    """Immutable base model with strict field validation rules."""
+
     model_config: ClassVar[ConfigDict] = ConfigDict(
         extra="forbid",
         frozen=True,
@@ -28,6 +30,8 @@ def frozen_mapping[K, V](value: Mapping[K, V] | None = None) -> Mapping[K, V]:
 
 
 class ReferenceEntry(StrictFrozenModel):
+    """Reference metadata for a markdown file within a skill."""
+
     path: str
     mime_type: str = "text/markdown"
     title: str | None = None