Merge branch 'codex/canonical-tool-output' into codex/code-mode-typed-results

# Conflicts:
#	docs/event-producer-consumer.md
#	docs/module-graph.md
#	packages/code-runtime/code-runtime-worker/package.json
#	packages/spill/spill-policy/package.json
#	pnpm-lock.yaml

packages/code-runtime/code-runtime-worker/package.json

@@ -11,6 +11,10 @@
       "types": "./lib/types/index.d.ts",
       "default": "./lib/index.js"
     },
+    "./invariant": {
+      "types": "./lib/types/invariant.d.ts",
+      "default": "./lib/invariant.js"
+    },
     "./worker": {
       "types": "./lib/types/worker.d.ts",
       "default": "./lib/worker.cjs"
@@ -19,6 +23,7 @@
   },
   "files": [
     "lib/index.js",
+    "lib/invariant.js",
     "lib/worker.cjs",
     "lib/types/**/*.d.ts",
     "lib/types/**/*.d.ts.map",
@@ -27,6 +32,7 @@
   "license": "BSD-3-Clause",
   "peerDependencies": {
     "@deepseek-ai/dsh-code-runtime": "^0.0.1",
+    "@deepseek-ai/dsh-invariants": "^0.0.1",
     "@deepseek-ai/dsh-session": "^0.0.1",
     "cordis": "^4.0.0-rc.7"
   },
@@ -35,6 +41,7 @@
   },
   "devDependencies": {
     "@deepseek-ai/dsh-code-runtime": "workspace:^",
+    "@deepseek-ai/dsh-invariants": "workspace:^",
     "@deepseek-ai/dsh-session": "workspace:^",
     "cordis": "^4.0.0-rc.7"
   }