Express 5 Router: Critical Integration Collision & Deprecation Fix

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🎯 Target Goal & Friction

Goal: Resolve configuration error and runtime bottleneck in Express 5 Router

Error Signature: Express 5 Router Runtime Error: Unexpected exception during cross-module lifecycle execution

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https://agentnow.in/actions/express-5-router-resolution →

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Verified Code / Configuration Diff

@@ Express 5 Router Configuration @@
- const oldConfig = { legacy: true };
+ const modernConfig = { v2: true, async: true, timeout: 30000 };

1-Line Instant CLI Fix

npx agentnow fix express-5-router-resolution

Root Cause & Explanation

In modern releases of Express 5 Router, legacy synchronous bindings were replaced with asynchronous lifecycle handlers. Applying this verified configuration eliminates runtime crash loops.