hardening: isolate third-party paths and clean external-build metadata (#311)

* hardening: isolate third-party paths and clean external-build metadata

* fix: restore external feedback flow and make privacy check portable

scripts/no-telemetry-plugin.ts

@@ -196,6 +196,13 @@ export function classifyFetchError() { return 'disabled'; }
 
 	'components/FeedbackSurvey/submitTranscriptShare': `
 export async function submitTranscriptShare() { return { success: false }; }
+`,
+
+	// ─── Internal employee logging (not needed in the external build) ─────
+
+	'services/internalLogging': `
+export async function logPermissionContextForAnts() {}
+export const getContainerId = async () => null;
 `,
 }
 

scripts/verify-no-phone-home.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+
+set -euo pipefail
+
+DIST="dist/cli.mjs"
+
+if [ ! -f "$DIST" ]; then
+  echo "ERROR: $DIST not found. Run 'bun run build' first."
+  exit 1
+fi
+
+EXIT=0
+
+BANNED=(
+  "datadoghq.com"
+  "api/event_logging/batch"
+  "api/claude_code/metrics"
+  "getKubernetesNamespace"
+  "/var/run/secrets/kubernetes"
+  "/proc/self/mountinfo"
+  "tengu_internal_record_permission_context"
+)
+
+echo "Checking $DIST for banned patterns..."
+echo ""
+
+for pattern in "${BANNED[@]}"; do
+  COUNT=$(grep -F -c "$pattern" "$DIST" 2>/dev/null || true)
+  COUNT=${COUNT:-0}
+  if [ "$COUNT" -gt 0 ]; then
+    echo "  FAIL: '$pattern' found ($COUNT occurrences)"
+    EXIT=1
+  else
+    echo "  PASS: '$pattern' not found"
+  fi
+done
+
+echo ""
+
+if [ "$EXIT" -eq 0 ]; then
+  echo "✓ All checks passed — no banned patterns in build output"
+else
+  echo "✗ FAILED — banned patterns found in build output"
+fi
+
+exit $EXIT

scripts/verify-no-phone-home.ts

@@ -0,0 +1,43 @@
+import { existsSync, readFileSync } from 'node:fs'
+
+const DIST = 'dist/cli.mjs'
+const BANNED_PATTERNS = [
+  'datadoghq.com',
+  'api/event_logging/batch',
+  'api/claude_code/metrics',
+  'getKubernetesNamespace',
+  '/var/run/secrets/kubernetes',
+  '/proc/self/mountinfo',
+  'tengu_internal_record_permission_context',
+] as const
+
+if (!existsSync(DIST)) {
+  console.error(`ERROR: ${DIST} not found. Run 'bun run build' first.`)
+  process.exit(1)
+}
+
+const contents = readFileSync(DIST, 'utf8')
+let exitCode = 0
+
+console.log(`Checking ${DIST} for banned patterns...`)
+console.log('')
+
+for (const pattern of BANNED_PATTERNS) {
+  const count = contents.split(pattern).length - 1
+  if (count > 0) {
+    console.log(`  FAIL: '${pattern}' found (${count} occurrences)`)
+    exitCode = 1
+  } else {
+    console.log(`  PASS: '${pattern}' not found`)
+  }
+}
+
+console.log('')
+
+if (exitCode === 0) {
+  console.log('✓ All checks passed — no banned patterns in build output')
+} else {
+  console.log('✗ FAILED — banned patterns found in build output')
+}
+
+process.exit(exitCode)