fix: reduce context duplication from ~22k to ~11k tokens (#383)
* fix: reduce context duplication from ~22k to ~11k tokens
Remove redundant env info and root AGENTS.md injection that OpenCode
already provides, addressing significant token waste on startup.
Changes:
- src/agents/utils.ts: Remove duplicated env fields (working dir,
platform, date) from createEnvContext(), keep only OmO-specific
fields (time, timezone, locale)
- src/hooks/directory-agents-injector/index.ts: Skip root AGENTS.md
injection since OpenCode's system.ts already loads it via custom()
Fixes #379
* refactor: remove unused _directory parameter from createEnvContext()
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Co-authored-by: sisyphus-dev-ai <sisyphus-dev-ai@users.noreply.github.com>