fix: resolve node remarks printed as default prefix upon initial node creation

src/core.sh

@@ -521,9 +521,10 @@ create() {
         [[ $is_config_file ]] && is_no_del_msg=1 && del $is_config_file
         # save json to file
         if [[ $is_remarks ]]; then
-            echo -e "// remarks: $is_remarks\n$(cat <<<$is_new_json)" >$is_json_file
+            echo "// remarks: $is_remarks" >$is_json_file
+            echo "$is_new_json" >>$is_json_file
         else
-            cat <<<$is_new_json >$is_json_file
+            echo "$is_new_json" >$is_json_file
         fi
         if [[ ! -f $is_config_json ]]; then
             # config.json
@@ -1587,11 +1588,14 @@ info() {
     local custom_remarks=""
     if [[ $is_config_file ]]; then
         custom_remarks=$(grep -E '^[[:space:]]*//[[:space:]]*remarks:' $is_conf_dir/"$is_config_file" | sed 's/.*remarks:[[:space:]]*//')
+    elif [[ -f $is_json_file ]]; then
+        custom_remarks=$(grep -E '^[[:space:]]*//[[:space:]]*remarks:' $is_json_file | sed 's/.*remarks:[[:space:]]*//')
     fi
     local url_remarks="sb-$net-$is_addr"
     [[ $host ]] && url_remarks="sb-$net-$host"
     [[ $is_anytls_domain ]] && url_remarks="sb-$net-$is_anytls_domain"
     [[ $custom_remarks ]] && url_remarks=$custom_remarks
+    [[ $is_remarks ]] && url_remarks=$is_remarks
 
     # is_color=$(shuf -i 41-45 -n1)
     is_color=44