Merge pull request #14 from StructuralPython/fixes/incorrect_abs_function

bump version

Author: connorferster

src/jsonchain/__init__.py

@@ -2,7 +2,7 @@
 A small package to aid in the use of the chaining techniques taught by Structural Python
 """
 
-__version__ = "0.4.1"
+__version__ = "0.4.2"
 
 
 from .io import (load_json, dump_json)

src/jsonchain/envelope.py

@@ -101,4 +101,4 @@ def abs(x: float | int | None) -> float | int | None:
     """
     if x is None:
         return x
-    return abs(x)
+    return PYABS(x)