feat: add OpenAI Codex OAuth plugin (layer 1)#7

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brettheap wants to merge 14 commits intodevfrom

feat/openai-codex-auth

Commits on Dec 30, 2025

feat: add OpenAI Codex OAuth plugin (layer 1)

brettheap
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claude
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fix: bind OAuth server to 0.0.0.0 for WSL2 compatibility

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fix(openai-codex-auth): add API scopes for responses endpoint

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fix(openai-codex-auth): revert to standard OAuth scopes

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fix(openai-codex-auth): use ChatGPT Codex backend instead of OpenAI API

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fix(openai-codex-auth): add URL rewriting for Codex backend

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fix(openai-codex-auth): add required instructions field for Codex backend

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fix(openai-codex-auth): add store:false and extract system message for instructions

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fix(openai-codex-auth): use Codex-expected instruction format

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fix(openai-codex-auth): add more required Codex fields

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fix(openai-codex-auth): use official Codex system prompt from OpenAI

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fix(openai-codex-auth): remove instructions, let backend use defaults

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fix(plugin): use external opencode-openai-codex-auth plugin

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refactor: remove broken built-in openai-codex-auth plugin

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