chore: strict type annotations of code_annotations/

Author: regisb

.gitignore

@@ -75,5 +75,3 @@ default.db
 # Generated reports and test reports
 reports/*
 test_reports/*
-
-**/.claude/settings.local.json

code_annotations/annotation_errors.py

@@ -1,8 +1,8 @@
 """
 List possible annotation error types.
 """
-from collections import namedtuple
 import typing as t
+from collections import namedtuple
 
 AnnotationError = namedtuple(
     "AnnotationError", ["message", "symbol", "description"]
@@ -14,6 +14,7 @@
 
 T = t.TypeVar('T', bound=AnnotationError)
 
+
 def add_error_type(message: str, symbol: str, description: str) -> AnnotationError:
     """
     Create an AnnotationError instance and add it to TYPES.