fix(build): fail --prod builds with test server defaults; sync web assets before Gradle assembles

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

package.json

@@ -14,6 +14,7 @@
     "test:prerequisites": "node scripts/check-prerequisites.js",
     "test:unit": "jest",
     "check:dependencies": "./scripts/check-dependencies.sh",
+    "check:prod-bundle": "./scripts/check-prod-bundle.sh",
     "deps:update-daily-notification-plugin": "npm install @timesafari/daily-notification-plugin@git+https://gitea.anomalistdesign.com/trent_larson/daily-notification-plugin.git#master",
     "test:all": "npm run lint && npm run type-check && npm run type-check:vue && npm run test:unit && npm run test:web && npm run test:mobile && echo '\n\n\nGotta add the performance tests'",
     "test:web": "npx playwright test -c playwright.config-local.ts --trace on",