Significant test coverage improvements: 47.36% → 59.45% with comprehensive interface tests

Co-authored-by: 0xrinegade <[email protected]>

Author: Copilot

python/pyproject.toml

@@ -196,7 +196,7 @@ exclude_lines = [
 ]
 show_missing = true
 precision = 2
-fail_under = 75
+fail_under = 95
 
 [tool.coverage.html]
 directory = "htmlcov"