refactor: move mcp catalog dtos to wf_sources_mcp

src/wf_mcp/catalog/__init__.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from .models import CatalogSnapshot, dump_catalog_snapshot
 
 __all__ = [

src/wf_mcp/catalog/models.py

@@ -1,41 +1,11 @@
+"""Compatibility shim for MCP upstream catalog snapshot DTOs.
+
+Canonical implementation lives in `wf_sources_mcp.catalog.models`.
+"""
+
 from __future__ import annotations
 
-from dataclasses import asdict, dataclass, field
-from typing import Any
-
-from wf_mcp.capabilities import (
-    CatalogNodeEntry,
-    CatalogPromptEntry,
-    CatalogResourceEntry,
-)
-
-
-@dataclass(slots=True)
-class CatalogSnapshot:
-    connection_id: str
-    fetched_at_epoch_ms: int
-    max_age_seconds: int
-    nodes: list[CatalogNodeEntry] = field(default_factory=list)
-    resources: list[CatalogResourceEntry] = field(default_factory=list)
-    prompts: list[CatalogPromptEntry] = field(default_factory=list)
-    metadata: dict[str, Any] = field(default_factory=dict)
-
-    def is_stale(self, now_epoch_ms: int) -> bool:
-        age_ms = now_epoch_ms - self.fetched_at_epoch_ms
-        return age_ms > self.max_age_seconds * 1000
-
-
-def dump_catalog_snapshot(snapshot: CatalogSnapshot) -> dict[str, Any]:
-    return {
-        "connection_id": snapshot.connection_id,
-        "fetched_at_epoch_ms": snapshot.fetched_at_epoch_ms,
-        "max_age_seconds": snapshot.max_age_seconds,
-        "nodes": [asdict(node) for node in snapshot.nodes],
-        "resources": [asdict(resource) for resource in snapshot.resources],
-        "prompts": [asdict(prompt) for prompt in snapshot.prompts],
-        "metadata": snapshot.metadata,
-    }
-
+from wf_sources_mcp.catalog.models import CatalogSnapshot, dump_catalog_snapshot
 
 __all__ = [
     "CatalogSnapshot",