vnstati_webhook add some context

vnstati_webhook/README.md

@@ -0,0 +1,20 @@
+# VNSTATI webhook
+
+A simple and maybe effective script to generate vnstati graph and send it to your discord via webhook!
+
+# How to run?
+```
+curl -sL https://github.com/minoplhy/scriptbox/raw/main/vnstati_webhook/sti_discord.sh | bash -s -- -w WEBHOOK_URL ARGUMENTS GOES HERE!
+```
+
+## Arguments
+`-w` DISCORD_WEBHOOK_URL
+`-s` summary, hsummary, vsummary
+`-d` DAYS
+`-g` 0, 1, 2, 3
+`-h` TEXT, optional
+`-i` SCALE
+`-t` `enable Image Transparent`
+
+## Image
+![ScreenShot](assets/screenshot.png)

vnstati_webhook/sti_discord.sh

@@ -33,7 +33,7 @@ if [ -n "${days_limit}" ]; then
 fi
 
 if [ -n "${header_text}" ]; then
-    PARAMS+=("--headertext '$header_text'")
+    PARAMS+=("--headertext "$header_text"")
 fi
 
 if [ -n "${image_scale}" ]; then