update setup.html and popover

*add opacity delay animation for popover to avoid seeing them if not wanted on mouse move
*add missing setup.html css for flash message
*add flash message script

src/common/core/letsencrypt/confs/server-http/lets-encrypt.conf

@@ -2,4 +2,4 @@
 location ~ ^/.well-known/acme-challenge/ {
 	root /var/tmp/bunkerweb/lets-encrypt;
 	auth_basic off;
-}
+}

src/common/core/misc/jobs/default-server-cert.py

@@ -26,7 +26,6 @@
 status = 0
 
 try:
-
     cert_path = Path(sep, "var", "cache", "bunkerweb", "default-server-cert")
     cert_path.mkdir(parents=True, exist_ok=True)
     if not cert_path.joinpath("cert.pem").is_file():

src/ui/static/js/utils/settings.js

@@ -27,14 +27,19 @@ class Popover {
     const btn = el.closest("svg");
     //toggle curr popover
     const popover = btn.parentElement.querySelector(`[data-popover-content]`);
+    popover.classList.add("transition-all", "delay-200", "opacity-0");
     popover.classList.remove("hidden");
+    setTimeout(() => {
+      popover.classList.remove("opacity-0");
+    }, 10);
   }
 
   hidePopover(el) {
     const btn = el.closest("svg");
     //toggle curr popover
     const popover = btn.parentElement.querySelector(`[data-popover-content]`);
     popover.classList.add("hidden");
+    popover.classList.remove("transition-all", "delay-200");
   }
 }