Refactor s6 scripts to the new format (#5135)

* Refator s6 scripts to the new format

* Remove unneeded workaround

* Migrate logging to new s6 format

* Remove more unnecessary s6 variables

* Fix prepare-log and when go2rtc is not present in config

* Restart the whole container if either Frigate or go2rtc fails

* D

* Fix service name in finish

* Fix nginx finish comment

* Restart improvements

* Fix devcontainer

* Fix format

* Update Dockerfile

Co-authored-by: Felipe Santos <felipecassiors@gmail.com>

Co-authored-by: Nicolas Mowen <nickmowen213@gmail.com>

docker/rootfs/etc/s6-overlay/s6-rc.d/go2rtc/run

@@ -0,0 +1,14 @@
+#!/command/with-contenv bash
+# shellcheck shell=bash
+# Start the go2rtc service
+
+set -o errexit -o nounset -o pipefail
+
+# Tell S6-Overlay not to restart this service
+s6-svc -O .
+
+raw_config=$(python3 /usr/local/go2rtc/create_config.py)
+
+# Replace the bash process with the go2rtc process, redirecting stderr to stdout
+exec 2>&1
+exec go2rtc -config="${raw_config}"