test: gate the critical app path across Deno, Node, and Bun

.github/workflows/cicd.yml

@@ -135,6 +135,34 @@ jobs:
       - name: Run Bun runtime suite
         run: deno task test:bun
 
+  tests-runtime-critical-flow:
+    if: ${{ github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository }}
+    runs-on: ubuntu-latest
+    timeout-minutes: 20
+    name: "tests (runtime critical flow: ${{ matrix.runtime }})"
+    strategy:
+      fail-fast: false
+      matrix:
+        runtime: [deno, node, bun]
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+      - uses: ./.github/actions/setup-deno
+        timeout-minutes: 5
+        with:
+          warm-cache: "true"
+      - uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v6
+        with:
+          node-version: "24"
+          package-manager-cache: false
+      - uses: oven-sh/setup-bun@0c5077e51419868618aeaa5fe8019c62421857d6 # v2.2.0
+        if: ${{ matrix.runtime == 'bun' }}
+        with:
+          bun-version: "1.3.6"
+      - name: Run runtime critical flow
+        run: deno task test:e2e:runtime-inference-critical-flow --runtime=${{ matrix.runtime }}
+
   coverage-shards:
     if: ${{ github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository }}
     runs-on: ubuntu-latest

deno.json

@@ -559,7 +559,7 @@
     "lint:anti-slop": "deno run --allow-read scripts/lint/audit-anti-slop.ts",
     "lint:render-mode-defaults": "deno run --allow-read scripts/lint/audit-render-mode-defaults.ts",
     "lint:dnt-meta-properties": "deno run --config=scripts/test.deno.json --frozen --allow-read scripts/build/dnt-meta-property-safety.ts",
-    "test:scripts": "deno test --config=scripts/test.deno.json --no-check --allow-read --allow-write --allow-env=DENO_DIR,HOME,XDG_CACHE_HOME,LOCALAPPDATA,USERPROFILE --allow-run scripts/lint/check-deno-version.test.ts scripts/ci/prepare-rc-build.test.ts scripts/ci/publish-npm-packages.test.ts scripts/ci/setup-deno-workflow.test.ts scripts/test/coverage-ci.test.ts scripts/test/run-test-file.test.ts scripts/build/compile-binary.test.ts scripts/build/dnt-jsx-runtime.test.ts scripts/build/dnt-meta-property-safety.test.ts scripts/build/dnt-polyfill.test.ts scripts/build/generate-sbom.test.ts scripts/build/generated-artifact-checks.test.ts scripts/build/npm-dependency-sources.test.ts scripts/build/npm-extension-package-metadata.test.ts scripts/build/npm-package-metadata.test.ts scripts/build/npm-react-shims.test.ts scripts/build/npm-runtime-helper-contract.test.ts scripts/build/prepare-framework-sources.test.ts scripts/build/report-artifact-sizes.test.ts scripts/build/run-generate.test.ts scripts/docs/docs-coverage.test.ts scripts/docs/generate-api-reference.test.ts scripts/docs/guide-validation.test.ts scripts/docs/validate-tracked-docs.test.ts scripts/lint/audit-chat-composability.test.ts scripts/lint/audit-rfc-status.test.ts scripts/lint/audit-core-deps.test.ts scripts/lint/audit-cwd-relative-test-reads.test.ts scripts/lint/audit-cross-runtime-jsr.test.ts scripts/lint/audit-dependency-boundaries.test.ts scripts/lint/audit-extension-capabilities.test.ts scripts/lint/audit-extension-contracts.test.ts scripts/lint/audit-deps.test.ts scripts/lint/check-module-boundaries.test.ts scripts/lint/lint-config.test.ts scripts/lint/ban-test-only.test.ts scripts/lint/check-sanitizer-baseline.test.ts scripts/lint/check-skipped-tests-baseline.test.ts scripts/lint/audit-anti-slop.test.ts scripts/lint/audit-render-mode-defaults.test.ts scripts/lint/check-test-typecheck-baseline.test.ts scripts/lint/check-coverage.test.ts scripts/security/audit-npm.test.ts scripts/security/secret-scanning-config.test.ts scripts/security/submit-dependency-snapshot.test.ts scripts/test/template-runtime-e2e.test.ts && deno task test:tool-search-live",
+    "test:scripts": "deno test --config=scripts/test.deno.json --no-check --allow-read --allow-write --allow-env=DENO_DIR,HOME,XDG_CACHE_HOME,LOCALAPPDATA,USERPROFILE --allow-run scripts/lint/check-deno-version.test.ts scripts/ci/prepare-rc-build.test.ts scripts/ci/publish-npm-packages.test.ts scripts/ci/setup-deno-workflow.test.ts scripts/test/coverage-ci.test.ts scripts/test/run-test-file.test.ts scripts/build/compile-binary.test.ts scripts/build/dnt-jsx-runtime.test.ts scripts/build/dnt-meta-property-safety.test.ts scripts/build/dnt-polyfill.test.ts scripts/build/generate-sbom.test.ts scripts/build/generated-artifact-checks.test.ts scripts/build/npm-dependency-sources.test.ts scripts/build/npm-extension-package-metadata.test.ts scripts/build/npm-package-metadata.test.ts scripts/build/npm-react-shims.test.ts scripts/build/npm-runtime-helper-contract.test.ts scripts/build/prepare-framework-sources.test.ts scripts/build/report-artifact-sizes.test.ts scripts/build/run-generate.test.ts scripts/docs/docs-coverage.test.ts scripts/docs/generate-api-reference.test.ts scripts/docs/guide-validation.test.ts scripts/docs/validate-tracked-docs.test.ts scripts/lint/audit-chat-composability.test.ts scripts/lint/audit-rfc-status.test.ts scripts/lint/audit-core-deps.test.ts scripts/lint/audit-cwd-relative-test-reads.test.ts scripts/lint/audit-cross-runtime-jsr.test.ts scripts/lint/audit-dependency-boundaries.test.ts scripts/lint/audit-extension-capabilities.test.ts scripts/lint/audit-extension-contracts.test.ts scripts/lint/audit-deps.test.ts scripts/lint/check-module-boundaries.test.ts scripts/lint/lint-config.test.ts scripts/lint/ban-test-only.test.ts scripts/lint/check-sanitizer-baseline.test.ts scripts/lint/check-skipped-tests-baseline.test.ts scripts/lint/audit-anti-slop.test.ts scripts/lint/audit-render-mode-defaults.test.ts scripts/lint/check-test-typecheck-baseline.test.ts scripts/lint/check-coverage.test.ts scripts/security/audit-npm.test.ts scripts/security/secret-scanning-config.test.ts scripts/security/submit-dependency-snapshot.test.ts scripts/test/template-runtime-e2e.test.ts scripts/test/runtime-inference-critical-flow.test.ts && deno task test:tool-search-live",
     "test:sentry-runtime-packages": "deno test --config=scripts/test.deno.json --no-check --no-lock --allow-read --allow-write --allow-run --allow-env=DENO_DIR,HOME,XDG_CACHE_HOME,LOCALAPPDATA,USERPROFILE scripts/build/sentry-runtime-packages.test.ts",
     "test:tool-search-live": "VF_DISABLE_LRU_INTERVAL=1 deno test --no-check -A tests/agent/verify-tool-search-live.test.ts",
     "test:cross-runtime": "deno run --allow-all src/platform/compat/cross-runtime.test.ts",
@@ -578,6 +578,7 @@
     "test:e2e:binary": "deno task generate && deno test --allow-all tests/integration/compiled-binary-e2e.test.ts",
     "test:e2e:binary:fresh": "deno task generate && VERYFRONT_BINARY_FRESH=1 deno test --allow-all tests/integration/compiled-binary-e2e.test.ts",
     "test:e2e:templates": "deno run --allow-all scripts/test/template-runtime-e2e.ts",
+    "test:e2e:runtime-inference-critical-flow": "deno run --allow-all scripts/test/runtime-inference-critical-flow.ts",
     "check:circular": "deno task lint:module-boundaries",
     "cli": "deno run --allow-all cli/main.ts",
     "mcp": "deno run --allow-all cli/main.ts mcp",