v0.1.41 - CI Fixes, Lazy Imports, Package Tracing

Changes

Added

• Package name and version (telemetry.auto.name, telemetry.auto.version) added to trace resource attributes
• Configurable trace sampling rate via GENAI_SAMPLING_RATE environment variable
• Lazy __getattr__ pattern for fast imports (import time reduced from ~7s to ~16ms)
• Performance benchmarks for import time, span wrapper overhead, and cost calculation
• Security audit documentation (SECURITY.md)
• Performance tuning guide (docs/PERFORMANCE_TUNING.md)
• Python compatibility matrix (docs/PYTHON_COMPATIBILITY.md)
• Memory leak detection test for instrument/uninstrument cycles
• Package size and import time constraint tests
• Dependency compatibility and graceful degradation tests
• /release slash command for Claude Code

Fixed

• Guard all optional dependency imports (httpx, requests, OTel instrumentor libraries) with try/except in MCP instrumentors
• Fix test mocking for lazy __getattr__ import pattern in test_init.py
• Pin Black to 25.11.0 for Python 3.9 compatibility across CI environments
• Fix parenthesized context managers (Python 3.10+ syntax) using contextlib.ExitStack
• Align pre-commit hook and CI Black versions

Changed

• Black version pinned to ==25.11.0 (was >=23.0.0) for consistent formatting
• Black target-version set to ['py39'] for cross-version compatibility