OpenIM + LiveKit 内网测试环境一键部署包

- docker-compose: openim-server v3.8.3-patch.12 + mongo/redis/etcd/kafka/minio + livekit v1.13.5
- 按约束移除 openim-chat(GPLv3) 及依赖它的 web/admin 前端; 监控组件收进 profile m
- scripts/deploy.sh 一键部署, scripts/selftest.sh 自测(注册/登录/文字/语音/文件/一对一通话), scripts/restart.sh 重启
- README: 部署记录(服务器要求/端口表/运维/接入参数)

config/email.tmpl

@@ -0,0 +1,36 @@
+{{ define "email.to.html" }}
+{{ if eq .Status "firing" }}
+    {{ range .Alerts }}
+    <!-- Begin of OpenIM Alert -->
+    <div style="border:1px solid #ccc; padding:10px; margin-bottom:10px;">
+        <h3>OpenIM Alert</h3>
+        <p><strong>Alert Status:</strong> firing</p>
+        <p><strong>Alert Program:</strong> Prometheus Alert</p>
+        <p><strong>Severity Level:</strong> {{ .Labels.severity }}</p>
+        <p><strong>Alert Type:</strong> {{ .Labels.alertname }}</p>
+        <p><strong>Affected Host:</strong> {{ .Labels.instance }}</p>
+        <p><strong>Affected Service:</strong> {{ .Labels.job }}</p>
+        <p><strong>Alert Subject:</strong> {{ .Annotations.summary }}</p>
+        <p><strong>Trigger Time:</strong> {{ .StartsAt.Format "2006-01-02 15:04:05" }}</p>
+    </div>
+    {{ end }}
+
+
+{{ else if eq .Status "resolved" }}
+    {{ range .Alerts }}
+    <!-- Begin of OpenIM Alert -->
+    <div style="border:1px solid #ccc; padding:10px; margin-bottom:10px;">
+        <h3>OpenIM Alert</h3>
+        <p><strong>Alert Status:</strong> resolved</p>
+        <p><strong>Alert Program:</strong> Prometheus Alert</p>
+        <p><strong>Severity Level:</strong> {{ .Labels.severity }}</p>
+        <p><strong>Alert Type:</strong> {{ .Labels.alertname }}</p>
+        <p><strong>Affected Host:</strong> {{ .Labels.instance }}</p>
+        <p><strong>Affected Service:</strong> {{ .Labels.job }}</p>
+        <p><strong>Alert Subject:</strong> {{ .Annotations.summary }}</p>
+        <p><strong>Trigger Time:</strong> {{ .StartsAt.Format "2006-01-02 15:04:05" }}</p>
+    </div>
+    {{ end }}
+<!-- End of OpenIM Alert -->
+{{ end }}
+{{ end }}