Initial import from garrytan/gstack@026751e (main snapshot via local relay)

Source: https://github.com/garrytan/gstack/commit/026751e

hosts/codex.ts

@@ -0,0 +1,65 @@
+import type { HostConfig } from '../scripts/host-config';
+
+const codex: HostConfig = {
+  name: 'codex',
+  displayName: 'OpenAI Codex CLI',
+  cliCommand: 'codex',
+  cliAliases: ['agents'],
+
+  globalRoot: '.codex/skills/gstack',
+  localSkillRoot: '.agents/skills/gstack',
+  hostSubdir: '.agents',
+  usesEnvVars: true,
+
+  frontmatter: {
+    mode: 'allowlist',
+    keepFields: ['name', 'description'],
+    descriptionLimit: 1024,
+    descriptionLimitBehavior: 'error',
+  },
+
+  generation: {
+    generateMetadata: true,
+    metadataFormat: 'openai.yaml',
+    skipSkills: ['codex'],  // Codex skill is a Claude wrapper around codex exec
+  },
+
+  pathRewrites: [
+    { from: '~/.claude/skills/gstack', to: '$GSTACK_ROOT' },
+    { from: '.claude/skills/gstack', to: '.agents/skills/gstack' },
+    { from: '.claude/skills/review', to: '.agents/skills/gstack/review' },
+    { from: '.claude/skills', to: '.agents/skills' },
+  ],
+
+  suppressedResolvers: [
+    'DESIGN_OUTSIDE_VOICES',  // design.ts:485 — Codex can't invoke itself
+    'ADVERSARIAL_STEP',       // review.ts:408 — Codex can't invoke itself
+    'CODEX_SECOND_OPINION',   // review.ts:257 — Codex can't invoke itself
+    'CODEX_PLAN_REVIEW',      // review.ts:541 — Codex can't invoke itself
+    'REVIEW_ARMY',            // review-army.ts:180 — Codex shouldn't orchestrate
+    'GBRAIN_CONTEXT_LOAD',
+    'GBRAIN_SAVE_RESULTS',
+  ],
+
+  runtimeRoot: {
+    globalSymlinks: ['bin', 'browse/dist', 'browse/bin', 'gstack-upgrade', 'ETHOS.md'],
+    globalFiles: {
+      'review': ['checklist.md', 'TODOS-format.md'],
+    },
+  },
+  sidecar: {
+    path: '.agents/skills/gstack',
+    symlinks: ['bin', 'browse', 'review', 'qa', 'ETHOS.md'],
+  },
+
+  install: {
+    prefixable: false,
+    linkingStrategy: 'symlink-generated',
+  },
+
+  coAuthorTrailer: 'Co-Authored-By: OpenAI Codex <noreply@openai.com>',
+  learningsMode: 'basic',
+  boundaryInstruction: 'IMPORTANT: Do NOT read or execute any files under ~/.claude/, ~/.agents/, .claude/skills/, or agents/. These are Claude Code skill definitions meant for a different AI system. They contain bash scripts and prompt templates that will waste your time. Ignore them completely. Do NOT modify agents/openai.yaml. Stay focused on the repository code only.',
+};
+
+export default codex;