feat(stats): add live-action library support and harden stats runtime

- Add TMDB metadata, linking, filtering, and live-action library merging
- Harden stats request validation, lifecycle handling, and compiled runtime coverage
- Fix Anki media synchronization and configuration validation

scripts/prepare-build-assets.mjs

@@ -3,6 +3,7 @@ import os from 'node:os';
 import path from 'node:path';
 import { execFileSync } from 'node:child_process';
 import { fileURLToPath } from 'node:url';
+import { stageBundledIntegrationKeys, TMDB_API_KEY_ENV } from './bundled-integration-keys.mjs';
 
 const scriptDir = path.dirname(fileURLToPath(import.meta.url));
 const repoRoot = path.resolve(scriptDir, '..');
@@ -111,6 +112,17 @@ function buildMacosHelper() {
   }
 }
 
+// Only the key names are logged, never the values: CI masks secrets, but a
+// stray echo would still leak them into local build logs.
+function stageIntegrationKeys() {
+  const staged = stageBundledIntegrationKeys(path.join(repoRoot, 'dist'));
+  process.stdout.write(
+    staged.length > 0
+      ? `Staged bundled integration keys: ${staged.join(', ')}\n`
+      : `No bundled integration keys (${TMDB_API_KEY_ENV} unset)\n`,
+  );
+}
+
 function main() {
   fs.cpSync(path.join(rendererSourceDir, 'fonts'), path.join(repoRoot, 'dist', 'fonts'), {
     recursive: true,
@@ -121,6 +133,7 @@ function main() {
   copySyncUiAssets();
   copyAnimeUiAssets();
   buildMacosHelper();
+  stageIntegrationKeys();
 }
 
 main();