ubuntu support and more

npm_install.py

@@ -394,8 +394,6 @@ exec sudo -n /usr/sbin/angie "$@"
 def write_metrics_files():
     """Create /etc/angie/prometheus_all.conf and /etc/angie/metrics.conf (port 82 with console & status)."""
     with step("Adding Angie metrics & console on :82"):
-        # global prometheus config that can be reused
-        write_file(Path("/etc/angie/prometheus_all.conf"), "prometheus all;\n", 0o644)
         metrics = """include /etc/angie/prometheus_all.conf;
 server {
     listen       82;