fix: respect LOGLEVEL env var for all log output sources

Agent-Logs-Url: https://github.com/rommapp/romm/sessions/0b5ef21c-89e1-4f08-b402-03f3276aab08

Co-authored-by: gantoine <3247106+gantoine@users.noreply.github.com>

docker/init_scripts/docker-entrypoint.sh

@@ -39,6 +39,16 @@ done
 export ROMM_BASE_PATH=${ROMM_BASE_PATH:-/romm}
 export ROMM_PORT=${ROMM_PORT:-8080}
 
+# Disable nginx access logs when log level is WARNING, ERROR, or CRITICAL
+case "${LOGLEVEL:-INFO}" in
+    WARNING|ERROR|CRITICAL|warning|error|critical)
+        export NGINX_ACCESS_LOG="access_log off;"
+        ;;
+    *)
+        export NGINX_ACCESS_LOG=""
+        ;;
+esac
+
 # Set IPV6_LISTEN based on IPV4_ONLY
 if [[ ${IPV4_ONLY} == "true" ]]; then
 	export IPV6_LISTEN="#listen [::]:${ROMM_PORT};"

docker/init_scripts/init

@@ -93,6 +93,48 @@ start_bin_gunicorn() {
 	# cleanup potentially leftover socket
 	rm /tmp/gunicorn.sock -f
 
+	# Generate gunicorn logging config with the configured log level
+	cat >/etc/gunicorn/logging.conf <<EOF
+[loggers]
+keys=root,gunicorn,error
+
+[handlers]
+keys=console_gunicorn
+
+[formatters]
+keys=gunicorn_format
+
+# Root logger — KEEP but minimal
+[logger_root]
+level=WARNING
+handlers=
+
+# Gunicorn internal logger
+[logger_gunicorn]
+level=${LOGLEVEL}
+handlers=console_gunicorn
+qualname=gunicorn
+propagate=0
+
+# Gunicorn error logger (optional)
+[logger_error]
+level=${LOGLEVEL}
+handlers=console_gunicorn
+qualname=gunicorn.error
+propagate=0
+
+# Handler for Gunicorn logs
+[handler_console_gunicorn]
+class=StreamHandler
+formatter=gunicorn_format
+args=(sys.stdout,)
+
+# Formatter for Gunicorn logs
+[formatter_gunicorn_format]
+format=INFO:     [RomM][gunicorn][%%(asctime)s] %%(message)s
+datefmt=%Y-%m-%d %H:%M:%S
+EOF
+
 	# commands to start our main application and store its PID to check for crashes
 	info_log "Starting backend"