Use string from shell script and fix button style

luasrc/view/nodered/status.htm

@@ -2,20 +2,22 @@
 local util  = require "luci.util"
 local container_status = util.trim(util.exec("/usr/libexec/apps/nodered/nodered.sh status"))
 local container_install = (string.len(container_status) > 0)
-local container_running = container_status == "running"
+local container_running = string.find(string.lower(container_status), "up") and string.find(string.lower(container_status), "(healthy)")
 -%>
+
 <div class="cbi-value">
-    <label class="cbi-value-title"><%:Status%></label>
+    <label class="cbi-value-title">Status</label>
     <div class="cbi-value-field">
         <% if container_running then %>
-        <button class="cbi-button cbi-button-success" disabled="true"><%:nodered is running%></button>
+            <button class="cbi-button cbi-button-success" disabled="true"><%= container_status %></button>
         <% else %>
-        <button class="cbi-button cbi-button-negative" disabled="true"><%:nodered is not running%></button>
+            <button class="cbi-button cbi-button-negative" disabled="true"><%= container_status %></button>
         <% end %>
     </div>
 </div>
+
 <%
-if container_running then
+if container_install then
     local port=util.trim(util.exec("/usr/libexec/apps/nodered/nodered.sh port"))
     if port == "" then
         port="1880"
@@ -24,8 +26,7 @@ if container_running then
 <div class="cbi-value cbi-value-last">
     <label class="cbi-value-title">&nbsp;</label>
     <div class="cbi-value-field">
-
-    <input type="button" class="btn cbi-button cbi-button-apply" name="start" value="<%:Open nodered%>" onclick="window.open('http://'+location.hostname+':<%=port%>/', '_blank')">
+        <input type="button" class="btn cbi-button cbi-button-apply" name="start" value="Open nodered" onclick="window.open('http://'+location.hostname+':<%=port%>/', '_blank')">
     </div>
 </div>
 <% end %>