fix: serve static files from web directory

- Update static file serving from 'static' to 'web/static'
- Maintains /static/ URL path for backwards compatibility
- Frontend assets now properly separated from backend code

cmd/server/main.go

@@ -151,7 +151,7 @@ func main() {
 	// force rebuild
 
 	// Static files
-	e.Static("/static", "static")
+	e.Static("/static", "web/static")
 
 	// Routes
 	h := handlers.SetupRoutes(protected, queries)