upgrades; move SUDO and verbosity control to lib

lib/lib.sh

@@ -2,7 +2,13 @@
 # Copyright 2024 The Forgejo Authors
 # SPDX-License-Identifier: MIT
 
-set -e
+if ${VERBOSE:-false} ; then
+    set -ex
+    PS4='${BASH_SOURCE[0]}:$LINENO: ${FUNCNAME[0]}:  '
+else
+    set -e
+fi
+
 set -o pipefail
 
 export DEBIAN_FRONTEND=noninteractive
@@ -11,4 +17,4 @@ if test $(id -u) != 0 ; then
    SUDO=sudo
 fi
 
-PS4='${BASH_SOURCE[0]}:$LINENO: ${FUNCNAME[0]}:  '
+IP=$(hostname -I | cut -f1 -d' ')