chore: reinitialize project with vite architecture

gunicorn.conf.py

@@ -0,0 +1,38 @@
+import os
+
+bind = os.getenv("GUNICORN_BIND", "0.0.0.0:8080")
+workers = int(os.getenv("GUNICORN_WORKERS", "2"))  # 2 workers for redundancy
+threads = int(os.getenv("GUNICORN_THREADS", "4"))
+worker_class = "gthread"
+
+# Timeout settings - critical for dashboard stability
+timeout = 65          # Worker timeout: must be > call_timeout (55s)
+graceful_timeout = 30 # Graceful shutdown timeout (enough for thread cleanup)
+keepalive = 5         # Keep-alive connections timeout
+
+# Worker lifecycle management - prevent state accumulation
+max_requests = 1000       # Restart worker after N requests
+max_requests_jitter = 100 # Random jitter to prevent simultaneous restarts
+
+
+# ============================================================
+# Worker Lifecycle Hooks
+# ============================================================
+
+def worker_exit(server, worker):
+    """Clean up background threads and database connections when worker exits."""
+    # Stop background sync threads first
+    try:
+        from mes_dashboard.services.realtime_equipment_cache import (
+            stop_equipment_status_sync_worker
+        )
+        stop_equipment_status_sync_worker()
+    except Exception as e:
+        server.log.warning(f"Error stopping equipment sync worker: {e}")
+
+    # Then dispose database connections
+    try:
+        from mes_dashboard.core.database import dispose_engine
+        dispose_engine()
+    except Exception as e:
+        server.log.warning(f"Error disposing database engine: {e}")