feat: add customizable matrix notifications (#6899)

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

server/model/rdap-dns.json

@@ -1,6 +1,6 @@
 {
     "description": "RDAP bootstrap file for Domain Name System registrations",
-    "publication": "2026-02-06T23:00:01Z",
+    "publication": "2026-02-10T00:00:01Z",
     "services": [
         [["kg"], ["http://rdap.cctld.kg/"]],
         [["mg"], ["http://rdap.nic.mg/"]],
@@ -62,6 +62,7 @@
         ],
         [["blog"], ["https://rdap.blog.fury.ca/rdap/"]],
         [["ca"], ["https://rdap.ca.fury.ca/rdap/"]],
+        [["au"], ["https://rdap.cctld.au/rdap/"]],
         [["uz"], ["https://rdap.cctld.uz/"]],
         [["allfinanz"], ["https://rdap.centralnic.com/allfinanz/"]],
         [["art"], ["https://rdap.centralnic.com/art/"]],

server/notification-providers/matrix.js

@@ -32,6 +32,10 @@ class Matrix extends NotificationProvider {
                 body: msg,
             };
 
+            if (notification.matrixUseTemplate) {
+                data.body = await this.renderTemplate(notification.matrixTemplate, msg, monitorJSON, heartbeatJSON);
+            }
+
             config = this.getAxiosConfigWithProxy(config);
             await axios.put(
                 `${notification.homeserverUrl}/_matrix/client/r0/rooms/${roomId}/send/m.room.message/${randomString}`,

src/components/notifications/Matrix.vue

@@ -47,14 +47,50 @@
             .
         </i18n-t>
     </div>
+
+    <div class="mb-3">
+        <div class="form-check form-switch">
+            <input v-model="$parent.notification.matrixUseTemplate" class="form-check-input" type="checkbox" />
+            <label class="form-check-label">{{ $t("matrixUseTemplate") }}</label>
+        </div>
+
+        <div class="form-text">
+            {{ $t("matrixUseTemplateDescription") }}
+        </div>
+    </div>
+
+    <template v-if="$parent.notification.matrixUseTemplate">
+        <div class="mb-3">
+            <label class="form-label" for="message_template">{{ $t("Message Template") }}</label>
+            <TemplatedTextarea
+                id="message_template"
+                v-model="$parent.notification.matrixTemplate"
+                :required="true"
+                :placeholder="matrixTemplatedTextareaPlaceholder"
+            ></TemplatedTextarea>
+        </div>
+    </template>
 </template>
 
 <script>
 import HiddenInput from "../HiddenInput.vue";
+import TemplatedTextarea from "../TemplatedTextarea.vue";
 
 export default {
     components: {
         HiddenInput,
+        TemplatedTextarea,
+    },
+    computed: {
+        matrixTemplatedTextareaPlaceholder() {
+            return this.$t("Example:", [
+                `
+Uptime Kuma Alert{% if monitorJSON %} - {{ monitorJSON['name'] }}{% endif %}
+
+{{ msg }}
+                `,
+            ]);
+        },
     },
 };
 </script>

src/lang/en.json

@@ -491,6 +491,8 @@
     "telegramProtectContentDescription": "If enabled, the bot messages in Telegram will be protected from forwarding and saving.",
     "telegramUseTemplate": "Use custom message template",
     "telegramUseTemplateDescription": "If enabled, the message will be sent using a custom template.",
+    "matrixUseTemplate": "Use custom message template",
+    "matrixUseTemplateDescription": "If enabled, the message will be sent using a custom template.",
     "telegramTemplateFormatDescription": "Telegram allows using different markup languages for messages, see Telegram {0} for specifc details.",
     "supportTelegramChatID": "Support Direct Chat / Group / Channel's Chat ID",
     "wayToGetTelegramChatID": "You can get your chat ID by sending a message to the bot and going to this URL to view the chat_id:",