* [TD-12050]<doc>: sync data insertion telegraf part.

* remove one line description regarding MQTT

* update notice format

* [TD-11980]<docs>: refine taosdemo docs

* fix param list

* refine param list

* Update docs.md
Co-authored-by: Nwu champion <cpwu@taosdata.com>

modify C connector ARM32 status to align with the full connector matrix

* [TD-11769]<docs>:official site csharp chapter 404 hyperlink

* fix link in Csharp connector doc twice

* [TD-11596] docs: add adapter's manual

* [TD-11596] add en manual of adapter

* [TD-11431]<feature>:c# connector publish and example fix

* update c# connector manual since connector publish to nuget

* fix doc,remove <feff>

* [TD-11016]<docs>: add TDinsight in monitoring section of administrator page

* chore: update en documentation

* [TS-592]<fix>: doc taosdemo BOM error

* [TS-592]<fix>: doc taosdemo BOM error

* [TD-6420]<docs>: update README.md for apt-get install.

* add section to getting-started part.

issues 7966

update some picture number

alter some image links