diff --git a/gui/components/formautotestfield.svelte b/gui/components/formautotestfield.svelte
index f42baab..e71ca87 100644
--- a/gui/components/formautotestfield.svelte
+++ b/gui/components/formautotestfield.svelte
@@ -21,7 +21,7 @@ const defaultEndpoint = {
     { type: 'httpstatus',
       truth: 'true',
       operator: 'equal',
-      string: '200'
+      string: '200',
     },
   ],
 };
@@ -29,7 +29,7 @@ const defaultReq = {
   type: 'httpstatus',
   truth: 'true',
   operator: 'equal',
-  string: ''
+  string: '',
 };
 const defaultHeader = {
   name: '',
@@ -110,6 +110,7 @@ function removeEndpoint(i) {
                   />
                   <button on:click={() => {
                     endpoint.headers.splice(iHeader, 1);
+                    // eslint-disable-next-line no-self-assign
                     endpoint = endpoint;
                   }}>
                     &times;
@@ -123,7 +124,7 @@ function removeEndpoint(i) {
     {/if}
 
     <div>
-      <button on:click={() => endpoint.headers = [...endpoint.headers, defaultHeader]}>
+      <button on:click={() => endpoint.headers = [ ...endpoint.headers, defaultHeader ]}>
         {translate('add request header', language)}
       </button>
     </div>
@@ -161,7 +162,7 @@ function removeEndpoint(i) {
                   inline
                   labels={{
                     on: translate('is', language),
-                    off: translate('isn\'t', language)
+                    off: translate('isn\'t', language),
                   }}
                   bind:value={req.truth}
                   on:change={changeValue}
@@ -196,6 +197,7 @@ function removeEndpoint(i) {
                   />
                   <button on:click={() => {
                     endpoint.requirements.splice(iReq, 1);
+                    // eslint-disable-next-line no-self-assign
                     endpoint = endpoint;
                   }}>
                     &times;
@@ -209,7 +211,7 @@ function removeEndpoint(i) {
     {/if}
 
     <div>
-      <button on:click={() => endpoint.requirements = [...endpoint.requirements, defaultReq]}>
+      <button on:click={() => endpoint.requirements = [ ...endpoint.requirements, defaultReq ]}>
         {translate('add requirement', language)}
       </button>
     </div>
diff --git a/gui/components/formoutagetablefield.svelte b/gui/components/formoutagetablefield.svelte
index 5e35e28..2a5f44f 100644
--- a/gui/components/formoutagetablefield.svelte
+++ b/gui/components/formoutagetablefield.svelte
@@ -28,7 +28,7 @@ const severity = {
     name: 'no impact',
     class: 'l4',
   },
-}
+};
 const dispatch = createEventDispatcher();
 const service = value; // for clarity
 let outages = [];
diff --git a/gui/dashboard/app.svelte b/gui/dashboard/app.svelte
index bb99db4..7feaf43 100644
--- a/gui/dashboard/app.svelte
+++ b/gui/dashboard/app.svelte
@@ -17,7 +17,7 @@
   let hasData = false;
 
   function tileProps(service) {
-    let props = {
+    const props = {
       title: service.name.en,
       subtitle: service.cluster,
       date: service.lastBeat?.date ? new Date(service.lastBeat.date) : undefined,
@@ -87,7 +87,9 @@
 
     settings.subscribe(s => {
       size = (s.cols || 4) * (s.rows || 3);
-      if (hasData) organiseGrid();
+      if (hasData) {
+        organiseGrid();
+      }
     });
 
     return () => clearInterval(clockInterval);
diff --git a/gui/dashboard/tile.svelte b/gui/dashboard/tile.svelte
index 9477c7a..b64608a 100644
--- a/gui/dashboard/tile.svelte
+++ b/gui/dashboard/tile.svelte
@@ -14,13 +14,13 @@
   }) : '';
 
   onMount(() => {
-    if (since) {
-      function updateDuration() {
-        formattedDuration = formatDuration(
-          new Date().getTime() - since.getTime()
-        );
-      }
+    function updateDuration() {
+      formattedDuration = formatDuration(
+        new Date().getTime() - since.getTime()
+      );
+    }
 
+    if (since) {
       updateDuration();
       const interval = setInterval(updateDuration, 100);
       return () => clearInterval(interval);
diff --git a/gui/modules/webservicedashboard.svelte b/gui/modules/webservicedashboard.svelte
index 6755765..c777d7b 100644
--- a/gui/modules/webservicedashboard.svelte
+++ b/gui/modules/webservicedashboard.svelte
@@ -5,7 +5,9 @@
 
   onMount(() => {
     let url = window.location.href;
-    if (!url.endsWith('/')) url += '/';
+    if (!url.endsWith('/')) {
+      url += '/';
+    }
     url += 'status/dashboard';
 
     window.open(url, '_blank').focus();
diff --git a/lib/dashboard/socket.js b/lib/dashboard/socket.js
index 55da5fe..6491f13 100644
--- a/lib/dashboard/socket.js
+++ b/lib/dashboard/socket.js
@@ -3,7 +3,6 @@
 const { makeId } = require('core/makeid');
 
 const decoder = new TextDecoder('utf-8');
-let uws;
 let downIdsBefore = [];
 let downIdsAfter = [];
 
@@ -16,7 +15,7 @@ const mapService = (s, beat) => ({
 });
 
 async function createDashboardSocket(server) {
-  uws = server.ws({
+  server.ws({
     route: '/status/dashboard/socket',
     onOpen: async ws => {
       async function sendStatuses() {