[Task] Write help documents

[TJxiaobao]

Description

We have some help documents for monitoring templates that have not been written, and now we need some volunteers to write the documents. May refer to： https://github.com/apache/hertzbeat/tree/master/home/docs/help https://github.com/apache/hertzbeat/tree/master/home/i18n/zh-cn/docusaurus-plugin-content-docs/current/help https://github.com/apache/hertzbeat/tree/master/manager/src/main/resources/define home/sidebars.json

Note: One copy of the help document is required in English and one in Chinese

Task List

• [x] almalinux
• [x] api_code
• [ ] app-cisco_switch
• [x] app-clickhouse
• [x] app-coreos
• [x] #1835
• [x] app-dns
• [x] app-doris_fe
• [ ] app-elasticsearch
• [ ] app-emqx
• [ ] app-euleros
• [x] app-flink
• [x] app-freebsd
• [x] app-ftp
• [ ] app-h3c_switch
• [ ] app-hertzbeat
• [ ] app-hertzbeat_token
• [ ] app-hpe_switch
• [x] app-huawei_switch
• [ ] app-influxdb_promql
• [ ] app-kafka_promql
• [x] app-mongodb
• [ ] app-nacos
• [ ] app-nebulaGraph
• [x] app-opensuse
• [x] app-prometheus
• [ ] app-push
• [ ] app-redhat
• [ ] app-redis_cluster
• [ ] app-redis_sentinel
• [x] app-rocketmq
• [ ] app-rockylinux
• [x] app-springboot3
• [ ] app-storm
• [x] app-tidb
• [ ] app-tplink_switch
• [x] app-udp_port
• [x] app-websocket