diff --git a/.github/workflows/package-contents.yml b/.github/workflows/package-contents.yml
index 99d4e98..486dc81 100644
--- a/.github/workflows/package-contents.yml
+++ b/.github/workflows/package-contents.yml
@@ -19,9 +19,9 @@ jobs:
       - run: pip install build
       - name: Plant untracked files that must not be packaged
         run: |
-          mkdir -p .claude/worktrees/probe && echo stray > .claude/worktrees/probe/stray.rs
+          mkdir -p .scratch/probe && echo stray > .scratch/probe/stray.rs
           echo stray > oxarchive/stray.txt
-          mkdir -p oxarchive/.claude && echo stray > oxarchive/.claude/stray.py
+          mkdir -p oxarchive/.scratch && echo stray > oxarchive/.scratch/stray.py
       - run: python -m build --outdir dist-check
       - name: Every packaged file is tracked source or build metadata
         run: |
diff --git a/.gitignore b/.gitignore
index 44f2d55..9859488 100644
--- a/.gitignore
+++ b/.gitignore
@@ -84,6 +84,7 @@ dmypy.json
 .DS_Store
 Thumbs.db
 
-# Agent working directories. Not source, never packaged.
-.claude/
-.codex/
+# Local tool directories: every hidden directory except .github. Not source,
+# never packaged.
+.*/
+!.github/
diff --git a/oxarchive/types.py b/oxarchive/types.py
index 661f2a8..f1fe391 100644
--- a/oxarchive/types.py
+++ b/oxarchive/types.py
@@ -533,7 +533,7 @@ class SpotTableFreshness(BaseModel):
     """When this freshness was measured."""
 
     tables: dict[str, Any] = Field(default_factory=dict)
-    """Per-table freshness lag, keyed by ClickHouse table name. Values are
+    """Per-dataset freshness lag, keyed by dataset name. Values are
     typically ``{last_updated, lag_ms}`` dicts but the schema is permissive."""
 
     model_config = {"extra": "allow"}