Release v0.1.2

This update includes tweaks to PineconeError which should better support use in multi-threaded contexts.

What's Changed

• Refactor PineconeError: use thiserror/anyhow, ensure we support Send + Sync by @austin-denoble in #56
• Add code examples to lib.rs by @austin-denoble in #57

New Contributors

• @austin-denoble made their first contribution in #56

Full Changelog: v0.1.1...v0.1.2