Cypress after:spec is not being triggered whereas after:run is working fine. Cypress version: 12.5.1

[mgmpnandi]

Cypress version :12.5.1
after:run event getting triggered once the specs executions are finished but after:spec is not getting triggered at all.

Please help me urgently on this. Check my configuration below.

`import { defineConfig } from "cypress";
import { cloudPlugin } from "cypress-cloud/plugin";
let fs = require('fs');

export default defineConfig({
defaultCommandTimeout: 40000,
requestTimeout: 120000,
numTestsKeptInMemory: 5,
experimentalMemoryManagement: true,
experimentalInteractiveRunEvents: true,
retries: {
runMode: 0,
openMode: 0,
},
reporter: 'mochawesome',
reporterOptions: {
reportDir: 'cypress/results/my-test-output',
overwrite: true,
html: true,
json: true,
//timestamp: "MMddyyyy_HHMMss",
reportFilename: "report-mochawesome"
},
e2e: {
env: {},
supportFile: "cypress/support/index.ts",
testIsolation: false,
setupNodeEvents(on, config) {

  //https://docs.cypress.io/api/plugins/after-run-api
  on('after:run', async (res) => {
    console.log("getting printed")
  })
  on('after:spec', async (spec, res) => {
    console.log("Not getting printed")
  })
  return cloudPlugin(on, config);
}

},
});
`