diff --git a/assets/dashboard.js b/assets/dashboard.js
new file mode 100644
index 0000000..16b8f81
--- /dev/null
+++ b/assets/dashboard.js
@@ -0,0 +1,11 @@
+document.documentElement.setAttribute('data-bs-theme', 'dark')
+
+var dagcomponentfuncs = (window.dashAgGridComponentFunctions = window.dashAgGridComponentFunctions || {});
+
+dagcomponentfuncs.SignalRenderer = function (props) {
+    let signalElements = props.value.split('').map((char) => {
+        let className = char === 'N' ? 'no-signal' : 'long-signal';
+        return React.createElement('span', { className: className });
+    });
+    return React.createElement('div', { className: 'signal-container' }, signalElements);
+};
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