OpenCode v1.1.21: Copilot Plugin & Auth Fixes

TL;DR

• Official Copilot plugin support added
• Reauthentication error messaging for Copilot users
• AWS Web Identity Token File support for Bedrock
• Chocolatey and Scoop now supported for upgrades

New

• Official Copilot plugin — Native integration with GitHub Copilot now officially supported.
• AWS Web Identity Token File support for Bedrock — Enables AWS credential handling via token files for Bedrock models.
• Chocolatey and Scoop upgrade methods — Windows package managers now available for OpenCode updates.
• Reauthentication error messaging — Clear prompts when Copilot users need to re-authenticate.
• TUI question prompt UX improvements — Better interaction flow in the terminal UI.
• /changelog page in console — Web console now displays release history.

Fixed

• Plan path permissions — Resolved permission issues with plan paths.
• Provider existence check — Added validation to handle missing providers in models list.
• GitLab provider configuration — Adjusted logic for better GitLab integration.
• Duplicate path import in session module — Removed typo'd duplicate import.
• LSP wording — Adjusted messaging to better encourage users to fix issues.
• zsh config detection — Now respects ZDOTDIR environment variable for zsh configuration.

Update with: opencode upgrade or your preferred package manager (Homebrew, Chocolatey, Scoop, etc.)

Source: OpenCode