v0.16.0

What's Changed

• Refactor AI providers: extract shared logic into Core module by @rodloboz in #113
• Bump langchain from 0.6.0 to 0.6.1 by @dependabot[bot] in #112
• Replace LangChain with ReqLLM for AI query generation by @rodloboz in #114
• Integrate Telemetry for observability by @rodloboz in #124
• Add column-level statistics for query results by @rodloboz in #125
• Add Result.Statistics to changelog by @rodloboz in #126
• Adds support for optional variables by @rodloboz in #128
• Add AI-powered query optimization suggestions by @rodloboz in #131
• Add AI-powered query explanation feature (#118) by @rodloboz in #132
• Add result filtering via :filters option (#116) by @rodloboz in #133
• Add middleware for query and discovery operations by @tugayac in #134
• Refactor AI tools into Action behaviour with shared tool-calling loop by @rodloboz in #135
• Fix AI SQL generation treating conversational responses as queries by @rodloboz in #136
• Sanitize interpolated SQL identifiers (#130) by @rodloboz in #137
• Add result sorting via :sorts option by @rodloboz in #138
• Improve AI explanation prompt for query fragments by @rodloboz in #139
• Release v0.16.0 by @rodloboz in #140
• Fix ExDoc warning about unclosed backquotes in sql_generation docs by @rodloboz in #141

Full Changelog: v0.15.0...v0.16.0