feat(runtime): add the codex agent runtime (ADR 0099, ADR 0100) - #6926

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waynesun09 merged 20 commits into

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codex-runtime-core

Sep 3, 2026

Commits on Sep 3, 2026

feat(runtime): implement the codex agent runtime
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dc03838
docs(#6920): record the codex runtime decision in ADR 0099
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22074b7
test(runtime): cover the codex Bootstrap failure paths
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9c93ec0
fix(runtime): disable codex's bundled skills in the runner-owned config
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d33ab28
refactor(runtime): resolve the codex model through EffectiveModel
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7c8cc09
docs(#6920): record the codex local smoke evidence
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b6e934d
fix(runtime): make the codex hooks.json guard count handlers, not appearances
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fc90573
fix(runtime): redact secrets from the codex run artifacts
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9bca56e
fix(runtime): guard the codex config by digest, not by grep
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93aed25
fix(runtime): correct the codex version and last-message paths, harden the hook block
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5a49800
fix(runtime): bind codex hook digests to filenames and stop trusting file suffixes
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bb152f4
fix(runtime): validate codex transcript paths, redact the debug log, block unreadable hook output
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a6c28fb
test(runtime): cover the codex artifact and transcript failure paths
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569c7b5
fix(runtime): stop the codex hook children writing bytecode into the guarded dir
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914b9a8
fix(runtime): pin PATH across .env and re-verify codex hook scripts per invocation
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d233f6d
fix(runtime): re-assert the hook config after .env, and split ADR 0099
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de55029
docs(#6920): relate ADR 0100 to the problem doc it actually touches
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70f1059
refactor(runtime): name the codex integrity anchor "runner-held digests"
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86729f4
fix(runtime): point codex tests at the .ndjson fixtures and stop trusting the manifest model
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ad2aed3
fix(runtime): pin the harness-supplied hook variables across .env too
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11a562d