Update TOC (fluent#291)

Signed-off-by: Benjamin Huo <[email protected]>

README.md

@@ -27,49 +27,43 @@ Once installed, the Fluent Operator provides the following features:
 
 ## Table of contents
 
+<!-- TOC -->
+
 - [Fluent Operator](#fluent-operator)
-  - [Table of contents](#table-of-contents)
-  - [Overview](#overview)
-    - [Fluent Bit](#fluent-bit)
-    - [Fluentd](#fluentd)
-  - [Get Started](#get-started)
-    - [Prerequisites](#prerequisites)
-    - [Install](#install)
-        - [Deploy Fluent Operator with YAML](#deploy-fluent-operator-with-yaml)
-        - [Deploy Fluent Operator with Helm](#deploy-fluent-operator-with-helm)
-    - [Quick Start](#quick-start)
-        - [Fluent Bit quick start](#fluent-bit-quick-start)
-        - [Fluentd quick start](#fluentd-quick-start)
-        - [Configure Custom Watch Namespaces](#configure-custom-watch-namespaces)
-    - [Fluent Bit: Collect Kubernetes logs](#fluent-bit-collect-kubernetes-logs)
-        - [Deploy the Kubernetes logging stack with YAML](#deploy-the-kubernetes-logging-stack-with-yaml)
-        - [Deploy the Kubernetes logging stack with Helm](#deploy-the-kubernetes-logging-stack-with-helm)
-    - [Collect auditd logs](#collect-auditd-logs)
-    - [Fluentd](#fluentd-1)
-      - [Collecting logs from Fluent Bit](#collecting-logs-from-fluent-bit)
-        - [Enable Fluent Bit forward plugin](#enable-fluent-bit-forward-plugin)
-        - [ClusterFluentdConfig: Fluentd cluster-wide configuration](#clusterfluentdconfig-fluentd-cluster-wide-configuration)
-        - [FluentdConfig: Fluentd namespaced-wide configuration](#fluentdconfig-fluentd-namespaced-wide-configuration)
-        - [Combining Fluentd cluster-wide and namespaced-wide configuration](#combining-fluentd-cluster-wide-and-namespaced-wide-configuration)
-        - [Combining Fluentd cluster-wide output and namespace-wide output for the multi-tenant scenario](#combining-fluentd-cluster-wide-output-and-namespace-wide-output-for-the-multi-tenant-scenario)
-        - [Outputing logs to Kafka or Elasticsearch](#outputing-logs-to-kafka-or-elasticsearch)
-        - [Using buffer for Fluentd output](#using-buffer-for-fluentd-output)
-      - [Collecting logs over HTTP](#collecting-logs-over-http)
-  - [Monitoring](#monitoring)
-  - [API Doc](#api-doc)
-    - [Fluent Bit](#fluent-bit-1)
-    - [Fluentd](#fluentd-2)
-  - [Best Practice](#best-practice)
-    - [Plugin Grouping](#plugin-grouping)
-    - [Path Convention](#path-convention)
-  - [Custom Parser](#custom-parser)
-  - [Roadmap](#roadmap)
-  - [Development](#development)
-    - [Requirements](#requirements)
-    - [Running](#running)
-  - [Contributing](#contributing)
-    - [Documentation](#documentation)
-    - [Manifests](#manifests)
+	- [Table of contents](#table-of-contents)
+	- [Overview](#overview)
+		- [Fluent Bit](#fluent-bit)
+		- [Fluentd](#fluentd)
+	- [Get Started](#get-started)
+		- [Prerequisites](#prerequisites)
+		- [Install](#install)
+				- [Deploy Fluent Operator with YAML](#deploy-fluent-operator-with-yaml)
+				- [Deploy Fluent Operator with Helm](#deploy-fluent-operator-with-helm)
+		- [Fluent Operator Walkthrough](#fluent-operator-walkthrough)
+		- [Fluent Bit: Collect Kubernetes logs](#fluent-bit-collect-kubernetes-logs)
+				- [Deploy the Kubernetes logging stack with YAML](#deploy-the-kubernetes-logging-stack-with-yaml)
+				- [Deploy the Kubernetes logging stack with Helm](#deploy-the-kubernetes-logging-stack-with-helm)
+		- [Collect auditd logs](#collect-auditd-logs)
+		- [Fluentd](#fluentd-1)
+	- [Monitoring](#monitoring)
+	- [API Doc](#api-doc)
+		- [Fluent Bit](#fluent-bit-1)
+		- [Fluentd](#fluentd-2)
+	- [Best Practice](#best-practice)
+		- [Plugin Grouping](#plugin-grouping)
+		- [Path Convention](#path-convention)
+	- [Custom Parser](#custom-parser)
+	- [Roadmap](#roadmap)
+	- [Development](#development)
+		- [Requirements](#requirements)
+		- [Running](#running)
+	- [Contributing](#contributing)
+		- [Documentation](#documentation)
+		- [Manifests](#manifests)
+	- [Community](#community)
+		- [About the community](#about-the-community)
+		- [Contact us](#contact-us)
+	- [Videos and blogs](#videos-and-blogs)
 
 ## Overview
 
@@ -177,7 +171,7 @@ helm install fluent-operator --create-namespace -n fluent https://github.com/flu
 > Please replace < version > with a actual version like v1.0.0
 
 ### Fluent Operator Walkthrough
- 
+
 For more info on various use cases of Fluent Operator, you can refer to [Fluent-Operator-Walkthrough](https://github.com/kubesphere-sigs/fluent-operator-walkthrough).
 
 ### Fluent Bit: Collect Kubernetes logs