* Add support for langfuse and laminar observaility layers
* Example env file
* fix: improve observability transparency and documentation
- Add debug logging for package import failures and missing API keys
- Fix documentation to correctly state LANGFUSE_HOST is supported
- Centralize dotenv loading to avoid multiple calls
Co-authored-by: Pietro Zullo <pietrozullo@users.noreply.github.com>
* Ruff fix
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Co-authored-by: claude[bot] <209825114+claude[bot]@users.noreply.github.com>
Co-authored-by: Pietro Zullo <pietrozullo@users.noreply.github.com>
Pietro Zullo