Add option to pass cache bust param (#3525)

Co-authored-by: Dan Sullivan <dan@symbiosgroup.co.uk>
Co-authored-by: Frank Elsinga <frank@elsinga.de>

src/lang/en.json

@@ -879,6 +879,8 @@
     "nostrRecipientsHelp": "npub format, one per line",
     "showCertificateExpiry": "Show Certificate Expiry",
     "noOrBadCertificate": "No/Bad Certificate",
+    "cacheBusterParam": "Add the {0} parameter",
+    "cacheBusterParamDescription": "Randomly generated parameter to skip caches.",
     "gamedigGuessPort": "Gamedig: Guess Port",
     "gamedigGuessPortDescription": "The port used by Valve Server Query Protocol may be different from the client port. Try this if the monitor cannot connect to your server.",
     "Bitrix24 Webhook URL": "Bitrix24 Webhook URL",

src/pages/EditMonitor.vue

@@ -564,6 +564,18 @@
                                 </label>
                             </div>
 
+                            <div v-if="monitor.type === 'http' || monitor.type === 'keyword' || monitor.type === 'json-query' " class="my-3 form-check">
+                                <input id="cache-bust" v-model="monitor.cacheBust" class="form-check-input" type="checkbox" value="">
+                                <label class="form-check-label" for="cache-bust">
+                                    <i18n-t tag="label" keypath="cacheBusterParam" class="form-check-label" for="cache-bust">
+                                        <code>uptime_kuma_cachebuster</code>
+                                    </i18n-t>
+                                </label>
+                                <div class="form-text">
+                                    {{ $t("cacheBusterParamDescription") }}
+                                </div>
+                            </div>
+
                             <div class="my-3 form-check">
                                 <input id="upside-down" v-model="monitor.upsideDown" class="form-check-input" type="checkbox">
                                 <label class="form-check-label" for="upside-down">
@@ -1018,6 +1030,7 @@ const monitorDefaults = {
     kafkaProducerSaslOptions: {
         mechanism: "None",
     },
+    cacheBust: false,
     kafkaProducerSsl: false,
     kafkaProducerAllowAutoTopicCreation: false,
     gamedigGivenPortOnly: true,