fix(agent-core-v2): remove duplicate launch-time subagent.spawned - #3134

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

The catch parameter "handlerErr" should be named "error"

Unexpected console statement.

Unexpected console statement.

Prefer `String#replaceAll()` over `String#replace()` when using a regex with the global flag.

Prefer `String#replaceAll()` over `String#replace()` when using a regex with the global flag.

Function declared in a loop contains unsafe references to variable(s)

Function declared in a loop contains unsafe references to variable(s)

Module './instantiation' is imported more than once in this file

Unexpected console statement.