internal/appsec: refactor listeners #3037

Job	Run time
Prepare Go modules cache	1m 3s
Smoke Tests	0s
linux/amd64 golang:1.23-bookworm	1m 21s
macos-12 go1.23	7m 30s
linux/arm64 golang:1.23-bookworm	3m 6s
macos-latest (AppSec disabled)	1m 37s
macos-12 go1.22	7m 21s
linux/amd64 golang:1.23-bullseye	1m 23s
windows-latest (AppSec disabled)	2m 48s
macos-14 go1.23	2m 49s
linux/arm64 golang:1.23-bullseye	3m 18s
ubuntu-latest-16-cores (AppSec disabled)	1m 9s
macos-14 go1.22	3m 2s
linux/amd64 golang:1.23-alpine	1m 16s
linux/arm64 golang:1.23-alpine	3m 6s
linux/amd64 golang:1.22-bookworm	1m 31s
linux/arm64 golang:1.22-bookworm	2m 54s
linux/amd64 golang:1.22-bullseye	1m 24s
linux/arm64 golang:1.22-bullseye	2m 40s
linux/amd64 golang:1.22-alpine	1m 16s
linux/arm64 golang:1.22-alpine	2m 49s
	53m 23s

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