OpenCode v1.18.17、セッション圧縮や PDF 添付機能を改善

Core

Bugfixes

• Made session compaction keep complete recent turns and produce clearer summaries for smaller models.

• Added MERGE Gateway reasoning variants so those model options work correctly. (@MatthewFeroz)

• Capped automatic session retries and added jitter to reduce repeated retry storms.

• Enabled PDF attachments for GitHub Copilot models that advertise PDF vision support. (@stevenao)

• Applied the correct sampling defaults to DeepSeek V4 Flash on supported providers.

• Routed all Muse family models to the correct Meta system prompt. (@mreso)

Desktop

Bugfixes

• Updated Chinese developer terminology to use more widely recognized translations.

• Used the server's current default model instead of stale local config when choosing the default model.

Thank you to 6 community contributors:

• @mreso:

fix(session): route all Muse family models to the Meta system prompt (#41581)

• @OpeOginni:

fix(ui): correct OC-2 weak icon color (#41504)

• @peculiarnewbie:

feat(console): add go usage endpoint (#16513)

• @stevenao:

fix(opencode): detect Copilot PDF input support (#41522)

• @MatthewFeroz:

fix(provider): add Merge Gateway reasoning variants (#41867)

• @skyzhao1223:

docs: fix broken DigitalOcean and Daytona links (#42048)

• docs: fix provider display name and PAT typos (#42034)