badlogic/pi-mono v0.55.1 on GitHub

Added offline startup mode via --offline (or PI_OFFLINE) to disable startup network operations, with startup network timeouts to avoid hangs in restricted or offline environments.
Added gemini-3.1-pro-preview model support to the google-gemini-cli provider (#1599 by @audichuang).

Fixed offline startup hangs by adding offline startup behavior and network timeouts during managed tool setup (#1631 by @mcollina)
Fixed Windows VT input initialization in ESM by loading koffi via createRequire, avoiding runtime and bundling issues in end-user environments (#1627 by @kaste)
Fixed managed fd/rg bootstrap on Windows in Git Bash by using extract-zip for .zip archives, searching extracted layouts more robustly, and isolating extraction temp directories to avoid concurrent download races (#1348)
Fixed extension loading on Windows when resolving @sinclair/typebox aliases so subpath imports like @sinclair/typebox/compiler resolve correctly.
Fixed adaptive thinking for Claude Sonnet 4.6 in Anthropic and Bedrock providers, and clamped unsupported xhigh effort values to supported levels (#1548 by @tctev)
Fixed Vertex ADC credential detection race by avoiding caching a false negative during async import initialization (#1550 by @jeremiahgaylord-web)
Fixed subagent extension example to resolve user agents from the configured agent directory instead of hardcoded paths (#1559 by @tianshuwang)