fix(build): add outputFileTracingIncludes to guarantee all MDX blog posts are bundled into the docker standalone image

apps/web/next.config.mjs

@@ -71,6 +71,10 @@ const nextConfig = {
   },
   // In Standalone mode, Next.js expects the tracing root to be the monorepo root
   outputFileTracingRoot: path.join(dirname, '../../'),
+  outputFileTracingIncludes: {
+    '/(site)/blog/[slug]': ['./content/blog/**/*'],
+    '/blog/[slug]': ['./content/blog/**/*'],
+  },
 };
 
 const withMDX = createMDX({});