Add all routes to wrapper, handle background execution

Author: TheodoreSpeaks

apps/sim/app/api/a2a/agents/[agentId]/route.ts

@@ -18,6 +18,7 @@ import { captureServerEvent } from '@/lib/posthog/server'
 import { loadWorkflowFromNormalizedTables } from '@/lib/workflows/persistence/utils'
 import { hasValidStartBlockInState } from '@/lib/workflows/triggers/trigger-utils'
 import { checkWorkspaceAccess } from '@/lib/workspaces/permissions/utils'
+import { withRouteHandler } from '@/lib/core/utils/with-route-handler'
 
 const logger = createLogger('A2AAgentsAPI')