fix(routes): complete post-refactor dependency wiring cleanup

dashcaddy-api/server.js

@@ -67,8 +67,8 @@ process.on('uncaughtException', (error) => {
 
       // Optional modules
       let dockerMaintenance, logDigest;
-      try { dockerMaintenance = require('./docker-maintenance'); } catch (_) {}
-      try { logDigest = require('./log-digest'); } catch (_) {}
+      try { dockerMaintenance = require('./docker-maintenance'); } catch { /* optional */ }
+      try { logDigest = require('./log-digest'); } catch { /* optional */ }
 
       log.info('server', 'Starting feature modules');
 
@@ -188,7 +188,7 @@ process.on('uncaughtException', (error) => {
     });
 
     // Graceful shutdown
-    function shutdown(signal) {
+    const shutdown = (signal) => {
       log.info('shutdown', `${signal} received, draining connections...`);
       
       const resourceMonitor = require('./resource-monitor');
@@ -206,12 +206,12 @@ process.on('uncaughtException', (error) => {
       try {
         const dockerMaintenance = require('./docker-maintenance');
         dockerMaintenance.stop();
-      } catch (_) {}
+      } catch { /* optional */ }
       
       try {
         const logDigest = require('./log-digest');
         logDigest.stop();
-      } catch (_) {}
+      } catch { /* optional */ }
 
       server.close(() => {
         log.info('shutdown', 'HTTP server closed');
@@ -220,7 +220,7 @@ process.on('uncaughtException', (error) => {
       
       // Force exit after 5s if connections don't drain
       setTimeout(() => process.exit(0), 5000).unref();
-    }
+    };
 
     process.on('SIGTERM', () => shutdown('SIGTERM'));
     process.on('SIGINT', () => shutdown('SIGINT'));