feat(reader): add PDF reading support with outline chapters, CLI blocks, and noise filtering (task 7)

app/vendor/pypdf/actions/__init__.py

@@ -0,0 +1,17 @@
+"""
+PDF includes a wide variety of standard action types, whose characteristics and
+behaviour are defined by an action dictionary. These are defined in this
+submodule.
+
+Trigger events are the other component of actions, and are specific to their
+associated object.
+"""
+
+
+from ._actions import Action, JavaScript, PageTrigger
+
+__all__ = [
+    "Action",
+    "JavaScript",
+    "PageTrigger",
+]