Store agent ID in config file (#1888)

web/src/assets/locales/en.json

@@ -342,6 +342,7 @@
                 "agents": "Agents",
                 "desc": "Agents registered for this server",
                 "none": "There are no agents yet.",
+                "id": "ID",
                 "add": "Add agent",
                 "save": "Save agent",
                 "show": "Show agents",

web/src/components/admin/settings/AdminAgentsTab.vue

@@ -66,6 +66,10 @@
             <TextField v-model="selectedAgent.token" :placeholder="$t('admin.settings.agents.token')" disabled />
           </InputField>
 
+          <InputField :label="$t('admin.settings.agents.id')">
+            <TextField :model-value="selectedAgent.id?.toString()" disabled />
+          </InputField>
+
           <InputField
             :label="$t('admin.settings.agents.backend.backend')"
             docs-url="docs/next/administration/backends/docker"