snapshot(refactor[typing]): Improve type overrides with generics

docs/internals/frozen_dataclass.md

@@ -0,0 +1,8 @@
+# Frozen Dataclass - `libtmux._internal.frozen_dataclass`
+
+```{eval-rst}
+.. automodule:: libtmux._internal.frozen_dataclass
+   :members:
+   :special-members:
+
+```

docs/internals/frozen_dataclass_sealable.md

@@ -0,0 +1,6 @@
+# Frozen Dataclass (Sealable) - `libtmux._internal.frozen_dataclass_sealable`
+
+```{eval-rst}
+.. automodule:: libtmux._internal.frozen_dataclass_sealable
+   :members:
+   :special-members:

docs/internals/index.md

@@ -47,6 +47,8 @@ api/libtmux._internal.dataclasses
 api/libtmux._internal.query_list
 api/libtmux._internal.constants
 api/libtmux._internal.sparse_array
+frozen_dataclass
+frozen_dataclass_sealable
 ```
 
 ## Environmental variables