Match the WebUI template by its XML Name element, and count the final sync on rsync's actual exit

The lookup grepped for a quoted container name that appears in no Unraid template, so every offboard reported four WebUIs it could not reconfigure. The final sync counted a share synced whenever Tier 1 was on, ignoring rsync.sh's status entirely.

Plugin/unraid/Partnership/containers.sh

@@ -707,11 +707,17 @@ reconfigure_webui() {
         return 0
     fi
 
+    # Match <Name>Authelia</Name>, not "Authelia". Unraid writes the container name as bare XML
+    # text, so the quoted form matched nothing in any template on any host — which is why every
+    # offboard ended with four "template not found ... WebUI needs manual reconfiguration"
+    # warnings and left the mirror's auth WebUIs pointing at the owner it had just left.
+    #
+    # xargs -r so an empty first grep does not run the second one against the whole directory.
     local template
     template=$(timeout "$SSH_TIMEOUT" ssh -i "$ssh_key" \
         -o ConnectTimeout="$SSH_TIMEOUT" -o BatchMode=yes root@"$remote_ip" \
         "grep -rl '<WebUI>' '$TEMPLATES_DIR/' 2>/dev/null | \
-         xargs grep -l '\"$container\"' 2>/dev/null | head -1" 2>/dev/null)
+         xargs -r grep -l '<Name>$container</Name>' 2>/dev/null | head -1" 2>/dev/null)
 
     if [[ -z "$template" ]]; then
         warn "$container template not found on $label — WebUI needs manual reconfiguration"