feat: Skip if the version appears to be installed already

Author: manlao

etc/nodenv.d/version-name/z-auto-install.bash

@@ -3,5 +3,5 @@ if [ "$NODENV_VERSION" != "system" ] \
   && [ ! -d "${NODENV_ROOT}/versions/${NODENV_VERSION/v/}" ] \
   && [ ! -d "${NODENV_ROOT}/versions/${NODENV_VERSION#node-}" ] \
   && [ ! -d "${NODENV_ROOT}/versions/${NODENV_VERSION#node-v}" ] ; then
-  nodenv install "$NODENV_VERSION" 1>&2
+  nodenv install -s "$NODENV_VERSION" 1>&2
 fi

etc/nodenv.d/which/z-auto-install.bash

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
 
 if [ "$NODENV_VERSION" != "system" ] && [ ! -d "$NODENV_ROOT/versions/$NODENV_VERSION" ]; then
-  nodenv install "$NODENV_VERSION" 1>&2
+  nodenv install -s "$NODENV_VERSION" 1>&2
 fi