Send message from popup to cs and back

chrome.runtime.onMessage.addListener((_, __, sendResponse) => {
  sendResponse(...)
});

chrome.runtime.onMessage.addListener((_, __, sendResponse) => {
  sendResponse(...)
});

<script lang="ts">
  chrome.tabs.query({ active: true, currentWindow: true }, ({ tabs: { 0: { id } } }) => {
    chrome.tabs.sendMessage(id, value => {
      // ...
    });
  });
</script>

<script lang="ts">
  chrome.tabs.query({ active: true, currentWindow: true }, ({ tabs: { 0: { id } } }) => {
    chrome.tabs.sendMessage(id, value => {
      // ...
    });
  });
</script>

Unchecked runtime.lastError: The message port closed before a response was received.

Unchecked runtime.lastError: The message port closed before a response was received.