diff --git a/Dockerfile b/Dockerfile
index a8151663a9f..3de3e56af9d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -130,7 +130,8 @@ RUN printf 'packages:\n  - .\n  - ui\n' > /tmp/pnpm-workspace.runtime.yaml && \
     cp /tmp/pnpm-workspace.runtime.yaml pnpm-workspace.yaml && \
     CI=true NPM_CONFIG_FROZEN_LOCKFILE=false pnpm prune --prod && \
     node scripts/postinstall-bundled-plugins.mjs && \
-    find dist -type f \( -name '*.d.ts' -o -name '*.d.mts' -o -name '*.d.cts' -o -name '*.map' \) -delete
+    find dist -type f \( -name '*.d.ts' -o -name '*.d.mts' -o -name '*.d.cts' -o -name '*.map' \) -delete && \
+    node scripts/check-package-dist-imports.mjs /app
 
 # ── Runtime base image ──────────────────────────────────────────
 FROM ${OPENCLAW_NODE_BOOKWORM_SLIM_IMAGE} AS base-runtime
diff --git a/extensions/video-generation-providers.live.test.ts b/extensions/video-generation-providers.live.test.ts
index 364b17bb4df..02fc7e6e0ae 100644
--- a/extensions/video-generation-providers.live.test.ts
+++ b/extensions/video-generation-providers.live.test.ts
@@ -18,13 +18,7 @@ import {
   getShellEnvAppliedKeys,
   isLiveProfileKeyModeEnabled,
   isLiveTestEnabled,
-  isModelNotFoundErrorMessage,
   isTruthyEnvValue,
-  isAuthErrorMessage,
-  isBillingErrorMessage,
-  isOverloadedErrorMessage,
-  isServerErrorMessage,
-  isTimeoutErrorMessage,
   normalizeVideoGenerationDuration,
   parseCsvFilter,
   parseProviderModelMap,
@@ -42,6 +36,7 @@ import type {
   VideoGenerationRequest,
 } from "openclaw/plugin-sdk/test-env";
 import { describe, expect, it } from "vitest";
+import { resolveLiveVideoSkipReason } from "../test/helpers/media-generation/live-video-skip-reason.js";
 import alibabaPlugin from "./alibaba/index.js";
 import byteplusPlugin from "./byteplus/index.js";
 import deepinfraPlugin from "./deepinfra/index.js";
@@ -77,7 +72,7 @@ const LIVE_VIDEO_OPERATION_TIMEOUT_MS = readPositiveIntegerEnv(
 const LIVE_VIDEO_TEST_TIMEOUT_MS =
   (RUN_FULL_VIDEO_MODES ? 3 : 1) * LIVE_VIDEO_OPERATION_TIMEOUT_MS + 30_000;
 const LIVE_VIDEO_SMOKE_PROMPT =
-  "A one-second low-motion video of a lobster walking across wet sand, no text.";
+  "A one-second low-motion video of a blue cube sliding across a clean studio floor.";
 
 type LiveProviderCase = {
   plugin: Parameters<typeof registerProviderPlugin>[0]["plugin"];
@@ -230,39 +225,6 @@ function buildLiveCapabilityOverrides(params: {
   };
 }
 
-function resolveLiveVideoSkipReason(message: string): string | null {
-  if (isAuthErrorMessage(message)) {
-    return "auth drift";
-  }
-  if (isModelNotFoundErrorMessage(message)) {
-    return "model drift";
-  }
-  if (isBillingErrorMessage(message)) {
-    return "billing drift";
-  }
-  if (
-    isTimeoutErrorMessage(message) ||
-    /did not finish in time/i.test(message) ||
-    /last status:\s*in_progress/i.test(message)
-  ) {
-    return "provider timeout";
-  }
-  if (isOverloadedErrorMessage(message) || isServerErrorMessage(message)) {
-    return "provider outage";
-  }
-  if (
-    /HTTP\s+404/i.test(message) &&
-    /Invalid URL/i.test(message) &&
-    /\/platform\/video_gen/i.test(message)
-  ) {
-    return "provider endpoint drift";
-  }
-  if (/access denied|not authorized|not enabled|permission denied/i.test(message)) {
-    return "provider/model drift";
-  }
-  return null;
-}
-
 async function runLiveVideoAttempt(params: {
   authLabel: string;
   attempted: string[];
diff --git a/scripts/check-openclaw-package-tarball.mjs b/scripts/check-openclaw-package-tarball.mjs
index 9c5cb7e8d9d..b40c5e43864 100644
--- a/scripts/check-openclaw-package-tarball.mjs
+++ b/scripts/check-openclaw-package-tarball.mjs
@@ -5,6 +5,7 @@
 import { spawnSync } from "node:child_process";
 import fs from "node:fs";
 import { LOCAL_BUILD_METADATA_DIST_PATHS } from "./lib/local-build-metadata-paths.mjs";
+import { collectPackageDistImportErrors } from "./lib/package-dist-imports.mjs";
 
 function usage() {
   return "Usage: node scripts/check-openclaw-package-tarball.mjs <openclaw.tgz>";
@@ -195,6 +196,13 @@ if (entrySet.has("dist/postinstall-inventory.json")) {
   }
 }
 
+errors.push(
+  ...collectPackageDistImportErrors({
+    files: normalized,
+    readText: readTarEntry,
+  }),
+);
+
 if (errors.length > 0) {
   fail(`OpenClaw package tarball integrity failed:\n${errors.join("\n")}`);
 }
diff --git a/scripts/check-package-dist-imports.mjs b/scripts/check-package-dist-imports.mjs
new file mode 100644
index 00000000000..a2b4eeb0301
--- /dev/null
+++ b/scripts/check-package-dist-imports.mjs
@@ -0,0 +1,55 @@
+#!/usr/bin/env node
+import fs from "node:fs";
+import path from "node:path";
+import { collectPackageDistImportErrors } from "./lib/package-dist-imports.mjs";
+
+function usage() {
+  return "Usage: node scripts/check-package-dist-imports.mjs [package-root]";
+}
+
+function fail(message) {
+  console.error(message);
+  process.exit(1);
+}
+
+const packageRoot = path.resolve(process.argv[2] ?? process.cwd());
+if (process.argv.length > 3) {
+  fail(usage());
+}
+
+const distRoot = path.join(packageRoot, "dist");
+if (!fs.existsSync(distRoot)) {
+  fail(`missing dist directory: ${distRoot}`);
+}
+
+function collectFiles(rootDir) {
+  const pending = [rootDir];
+  const files = [];
+  while (pending.length > 0) {
+    const dir = pending.pop();
+    for (const entry of fs.readdirSync(dir, { withFileTypes: true })) {
+      const entryPath = path.join(dir, entry.name);
+      if (entry.isDirectory()) {
+        pending.push(entryPath);
+        continue;
+      }
+      if (entry.isFile()) {
+        files.push(path.relative(packageRoot, entryPath).replace(/\\/gu, "/"));
+      }
+    }
+  }
+  return files;
+}
+
+const errors = collectPackageDistImportErrors({
+  files: collectFiles(distRoot),
+  readText(relativePath) {
+    return fs.readFileSync(path.join(packageRoot, relativePath), "utf8");
+  },
+});
+
+if (errors.length > 0) {
+  fail(`OpenClaw package dist import closure failed:\n${errors.join("\n")}`);
+}
+
+console.log("OpenClaw package dist import closure passed.");
diff --git a/scripts/lib/package-dist-imports.mjs b/scripts/lib/package-dist-imports.mjs
new file mode 100644
index 00000000000..4d8cffcc90f
--- /dev/null
+++ b/scripts/lib/package-dist-imports.mjs
@@ -0,0 +1,131 @@
+import path from "node:path";
+
+const JS_DIST_FILE_RE = /^dist\/.*\.(?:cjs|js|mjs)$/u;
+
+function normalizePackagePath(value) {
+  return value.replace(/\\/gu, "/").replace(/^package\//u, "");
+}
+
+function stripSpecifierSuffix(value) {
+  return value.replace(/[?#].*$/u, "");
+}
+
+function resolveDistImportPath(importerPath, specifier) {
+  if (!specifier.startsWith(".")) {
+    return null;
+  }
+  const stripped = stripSpecifierSuffix(specifier);
+  if (!stripped) {
+    return null;
+  }
+  return path.posix.normalize(path.posix.join(path.posix.dirname(importerPath), stripped));
+}
+
+function findStatementStart(source, index) {
+  return (
+    Math.max(
+      source.lastIndexOf(";", index),
+      source.lastIndexOf("{", index),
+      source.lastIndexOf("}", index),
+      source.lastIndexOf("\n", index),
+      source.lastIndexOf("\r", index),
+    ) + 1
+  );
+}
+
+function isImportSpecifierContext(source, index) {
+  const dynamicPrefix = source.slice(Math.max(0, index - 32), index);
+  if (/\bimport\s*\(\s*$/u.test(dynamicPrefix)) {
+    return true;
+  }
+  const statementPrefix = source.slice(findStatementStart(source, index), index).trimStart();
+  return (
+    /^(?:import|export)\b[\s\S]*\bfrom\s*$/u.test(statementPrefix) ||
+    /^import\s*$/u.test(statementPrefix)
+  );
+}
+
+function collectImportSpecifiers(source) {
+  const specifiers = [];
+  let inBlockComment = false;
+  let inLineComment = false;
+  for (let index = 0; index < source.length; index += 1) {
+    if (inBlockComment) {
+      if (source[index] === "*" && source[index + 1] === "/") {
+        inBlockComment = false;
+        index += 1;
+      }
+      continue;
+    }
+    if (inLineComment) {
+      if (source[index] === "\n" || source[index] === "\r") {
+        inLineComment = false;
+      }
+      continue;
+    }
+    if (source[index] === "/" && source[index + 1] === "*") {
+      inBlockComment = true;
+      index += 1;
+      continue;
+    }
+    if (source[index] === "/" && source[index + 1] === "/") {
+      inLineComment = true;
+      index += 1;
+      continue;
+    }
+
+    const quote = source[index];
+    if (quote !== '"' && quote !== "'") {
+      continue;
+    }
+
+    let cursor = index + 1;
+    let value = "";
+    while (cursor < source.length) {
+      const char = source[cursor];
+      if (char === "\\") {
+        value += source.slice(cursor, cursor + 2);
+        cursor += 2;
+        continue;
+      }
+      if (char === quote) {
+        break;
+      }
+      value += char;
+      cursor += 1;
+    }
+    if (cursor >= source.length) {
+      break;
+    }
+
+    if (value.startsWith(".")) {
+      if (isImportSpecifierContext(source, index)) {
+        specifiers.push(value);
+      }
+    }
+    index = cursor;
+  }
+  return specifiers;
+}
+
+export function collectPackageDistImportErrors(params) {
+  const files = [...new Set(params.files.map(normalizePackagePath))];
+  const fileSet = new Set(files);
+  const errors = [];
+
+  for (const importerPath of files.toSorted((left, right) => left.localeCompare(right))) {
+    if (!JS_DIST_FILE_RE.test(importerPath) || importerPath.includes("/node_modules/")) {
+      continue;
+    }
+    const source = params.readText(importerPath);
+    for (const specifier of collectImportSpecifiers(source)) {
+      const importedPath = resolveDistImportPath(importerPath, specifier);
+      if (!importedPath || fileSet.has(importedPath)) {
+        continue;
+      }
+      errors.push(`${importerPath} imports missing ${importedPath}`);
+    }
+  }
+
+  return errors;
+}
diff --git a/scripts/test-install-sh-docker.sh b/scripts/test-install-sh-docker.sh
index 73e70f4fd8a..f82bb813594 100755
--- a/scripts/test-install-sh-docker.sh
+++ b/scripts/test-install-sh-docker.sh
@@ -226,6 +226,15 @@ restore_local_dist_from_image() {
   docker rm -f "$container_id" >/dev/null
 }
 
+ensure_local_update_dist_import_closure() {
+  if node scripts/check-package-dist-imports.mjs "$ROOT_DIR"; then
+    return 0
+  fi
+  echo "WARN: reused Docker image dist failed import-closure check; rebuilding local release artifacts" >&2
+  pnpm build
+  pnpm ui:build
+}
+
 prepare_update_tarball() {
   local pack_json
   local baseline_pack_json
@@ -241,6 +250,7 @@ prepare_update_tarball() {
     echo "==> Build local release artifacts for update smoke"
     if [[ -n "$UPDATE_DIST_IMAGE" ]]; then
       restore_local_dist_from_image "$UPDATE_DIST_IMAGE"
+      ensure_local_update_dist_import_closure
     elif [[ "$UPDATE_SKIP_LOCAL_BUILD" != "1" ]]; then
       pnpm build
       pnpm ui:build
@@ -249,6 +259,7 @@ prepare_update_tarball() {
       node -p 'JSON.parse(require("node:fs").readFileSync("package.json", "utf8")).version'
     )"
     node --import tsx scripts/write-package-dist-inventory.ts
+    node scripts/check-package-dist-imports.mjs "$ROOT_DIR"
     quiet_npm pack --ignore-scripts --json --pack-destination "$UPDATE_DIR" >"$pack_json_file"
   fi
   UPDATE_TGZ_FILE="$(
@@ -262,6 +273,9 @@ if (!last || typeof last.filename !== "string" || last.filename.length === 0) {
 process.stdout.write(last.filename);
 ' "$pack_json_file"
   )"
+  if [[ -z "$UPDATE_PACKAGE_SPEC" ]]; then
+    node scripts/check-openclaw-package-tarball.mjs "${UPDATE_DIR}/${UPDATE_TGZ_FILE}"
+  fi
   print_pack_audit "update" "$pack_json_file"
   assert_pack_unpacked_size_budget "update" "$pack_json_file"
   packed_update_version="$(
diff --git a/src/gateway/gateway-cli-backend.live.test.ts b/src/gateway/gateway-cli-backend.live.test.ts
index fc623776ea7..1d3aaf23221 100644
--- a/src/gateway/gateway-cli-backend.live.test.ts
+++ b/src/gateway/gateway-cli-backend.live.test.ts
@@ -354,11 +354,14 @@ describeLive("gateway live (cli backend)", () => {
             {
               sessionKey,
               idempotencyKey: `idem-${randomUUID()}`,
-              message: enableCliModelSwitchProbe
-                ? `Please include the token CLI-BACKEND-${nonce} in your reply.` +
-                  ` Also remember this session note for later: ${memoryToken}.` +
-                  " Do not include the note in your reply."
-                : `Please include the token CLI-BACKEND-${nonce} in your reply.`,
+              message:
+                providerId === "codex-cli"
+                  ? `Do not inspect files or run tools. Reply with exactly: CLI-BACKEND-${nonce}.`
+                  : enableCliModelSwitchProbe
+                    ? `Please include the token CLI-BACKEND-${nonce} in your reply.` +
+                      ` Also remember this session note for later: ${memoryToken}.` +
+                      " Do not include the note in your reply."
+                    : `Please include the token CLI-BACKEND-${nonce} in your reply.`,
               deliver: false,
               timeout: CLI_BACKEND_AGENT_TIMEOUT_SECONDS,
             },
@@ -457,7 +460,7 @@ describeLive("gateway live (cli backend)", () => {
                   idempotencyKey: `idem-${randomUUID()}`,
                   message:
                     providerId === "codex-cli"
-                      ? `Please include the token CLI-RESUME-${resumeNonce} in your reply.`
+                      ? `Do not inspect files or run tools. Reply with exactly: CLI-RESUME-${resumeNonce}.`
                       : `Reply with exactly: CLI backend RESUME OK ${resumeNonce}.`,
                   deliver: false,
                   timeout: CLI_BACKEND_AGENT_TIMEOUT_SECONDS,
diff --git a/test/helpers/media-generation/live-video-skip-reason.test.ts b/test/helpers/media-generation/live-video-skip-reason.test.ts
new file mode 100644
index 00000000000..96ec7646fa9
--- /dev/null
+++ b/test/helpers/media-generation/live-video-skip-reason.test.ts
@@ -0,0 +1,14 @@
+import { describe, expect, it } from "vitest";
+import { resolveLiveVideoSkipReason } from "./live-video-skip-reason.js";
+
+describe("resolveLiveVideoSkipReason", () => {
+  it("classifies provider policy moderation blocks as skip-worthy drift", () => {
+    expect(resolveLiveVideoSkipReason("Your request was blocked by our moderation system.")).toBe(
+      "provider policy drift",
+    );
+  });
+
+  it("does not hide ordinary provider failures", () => {
+    expect(resolveLiveVideoSkipReason("video generation returned an empty asset")).toBeNull();
+  });
+});
diff --git a/test/helpers/media-generation/live-video-skip-reason.ts b/test/helpers/media-generation/live-video-skip-reason.ts
new file mode 100644
index 00000000000..5a8d74a956e
--- /dev/null
+++ b/test/helpers/media-generation/live-video-skip-reason.ts
@@ -0,0 +1,44 @@
+import {
+  isAuthErrorMessage,
+  isBillingErrorMessage,
+  isModelNotFoundErrorMessage,
+  isOverloadedErrorMessage,
+  isServerErrorMessage,
+  isTimeoutErrorMessage,
+} from "openclaw/plugin-sdk/test-env";
+
+export function resolveLiveVideoSkipReason(message: string): string | null {
+  if (isAuthErrorMessage(message)) {
+    return "auth drift";
+  }
+  if (isModelNotFoundErrorMessage(message)) {
+    return "model drift";
+  }
+  if (isBillingErrorMessage(message)) {
+    return "billing drift";
+  }
+  if (
+    isTimeoutErrorMessage(message) ||
+    /did not finish in time/i.test(message) ||
+    /last status:\s*in_progress/i.test(message)
+  ) {
+    return "provider timeout";
+  }
+  if (isOverloadedErrorMessage(message) || isServerErrorMessage(message)) {
+    return "provider outage";
+  }
+  if (
+    /HTTP\s+404/i.test(message) &&
+    /Invalid URL/i.test(message) &&
+    /\/platform\/video_gen/i.test(message)
+  ) {
+    return "provider endpoint drift";
+  }
+  if (/access denied|not authorized|not enabled|permission denied/i.test(message)) {
+    return "provider/model drift";
+  }
+  if (/blocked by (?:our )?moderation system|content policy|policy violation/i.test(message)) {
+    return "provider policy drift";
+  }
+  return null;
+}
diff --git a/test/scripts/check-openclaw-package-tarball.test.ts b/test/scripts/check-openclaw-package-tarball.test.ts
index b24936add7a..164edc40257 100644
--- a/test/scripts/check-openclaw-package-tarball.test.ts
+++ b/test/scripts/check-openclaw-package-tarball.test.ts
@@ -94,6 +94,39 @@ describe("check-openclaw-package-tarball", () => {
     );
   });
 
+  it("rejects dist files that import missing relative chunks", () => {
+    withTarball(
+      ["dist/cli/run-main.js"],
+      { "dist/cli/run-main.js": 'await import("../memory-state-old.js");\n' },
+      (tarball) => {
+        const result = spawnSync("node", [CHECK_SCRIPT, tarball], { encoding: "utf8" });
+
+        expect(result.status).not.toBe(0);
+        expect(result.stderr).toContain(
+          "dist/cli/run-main.js imports missing dist/memory-state-old.js",
+        );
+      },
+      "2026.4.27",
+    );
+  });
+
+  it("accepts dist files whose relative chunks are present", () => {
+    withTarball(
+      ["dist/cli/run-main.js", "dist/memory-state-current.js"],
+      {
+        "dist/cli/run-main.js": 'await import("../memory-state-current.js");\n',
+        "dist/memory-state-current.js": "export {};\n",
+      },
+      (tarball) => {
+        const result = spawnSync("node", [CHECK_SCRIPT, tarball], { encoding: "utf8" });
+
+        expect(result.status, result.stderr).toBe(0);
+        expect(result.stdout).toContain("OpenClaw package tarball integrity passed.");
+      },
+      "2026.4.27",
+    );
+  });
+
   it("rejects missing Control UI assets", () => {
     withTarball(
       ["dist/index.js"],
diff --git a/test/scripts/test-install-sh-docker.test.ts b/test/scripts/test-install-sh-docker.test.ts
index d99e0a4af2d..be7533d76df 100644
--- a/test/scripts/test-install-sh-docker.test.ts
+++ b/test/scripts/test-install-sh-docker.test.ts
@@ -53,11 +53,18 @@ describe("test-install-sh-docker", () => {
 
   it("can reuse dist from the already-built root Docker smoke image", () => {
     const script = readFileSync(SCRIPT_PATH, "utf8");
+    const dockerfile = readFileSync("Dockerfile", "utf8");
 
     expect(script).toContain('UPDATE_DIST_IMAGE="${OPENCLAW_INSTALL_SMOKE_UPDATE_DIST_IMAGE:-}"');
     expect(script).toContain("restore_local_dist_from_image");
     expect(script).toContain('docker cp "${container_id}:/app/dist" "$ROOT_DIR/dist"');
     expect(script).toContain('echo "==> Reuse local dist/ from Docker image: $image"');
+    expect(script).toContain("ensure_local_update_dist_import_closure");
+    expect(script).toContain('node scripts/check-package-dist-imports.mjs "$ROOT_DIR"');
+    expect(script).toContain("WARN: reused Docker image dist failed import-closure check");
+    expect(script).toContain("pnpm build");
+    expect(script).toContain("pnpm ui:build");
+    expect(dockerfile).toContain("node scripts/check-package-dist-imports.mjs /app");
   });
 
   it("allows repository branch history and release tags for secret-backed Docker release checks", () => {
@@ -92,7 +99,9 @@ describe("test-install-sh-docker", () => {
     const script = readFileSync(SCRIPT_PATH, "utf8");
 
     expect(script).toContain("node --import tsx scripts/write-package-dist-inventory.ts");
+    expect(script).toContain('node scripts/check-package-dist-imports.mjs "$ROOT_DIR"');
     expect(script).toContain("quiet_npm pack --ignore-scripts");
+    expect(script).toContain("node scripts/check-openclaw-package-tarball.mjs");
   });
 });