internal/appsec: refactor listeners #3038

Job	Run time
Prepare Go modules cache	12s
Smoke Tests	0s
macos-12 go1.23	4m 36s
linux/amd64 golang:1.23-bookworm	1m 35s
macos-12 go1.22	9m 44s
macos-latest (AppSec disabled)	2m 8s
linux/arm64 golang:1.23-bookworm	3m 2s
macos-14 go1.23	3m 6s
windows-latest (AppSec disabled)	3m 32s
linux/amd64 golang:1.23-bullseye	1m 30s
ubuntu-latest-16-cores (AppSec disabled)	1m 18s
macos-14 go1.22	3m 21s
linux/arm64 golang:1.23-bullseye	3m 1s
linux/amd64 golang:1.23-alpine	1m 17s
linux/arm64 golang:1.23-alpine	2m 42s
linux/amd64 golang:1.22-bookworm	1m 25s
linux/arm64 golang:1.22-bookworm	2m 49s
linux/amd64 golang:1.22-bullseye	1m 27s
linux/arm64 golang:1.22-bullseye	3m 2s
linux/amd64 golang:1.22-alpine	1m 14s
linux/arm64 golang:1.22-alpine	2m 45s
	53m 46s

Provide feedback