docs: update readme to follow 1.9 updates (#460)

Signed-off-by: João Vanzuita <[email protected]>

Signed-off-by: João Vanzuita <[email protected]>

README.md

@@ -25,7 +25,10 @@
 
 # Kubefirst CLI
 
-The Kubefirst CLI is a cloud provisioning tool. With simple setup and two CLI commands, we create a kubernetes cluster managed with automated Infrastructure as Code, GitOps asset management and application delivery, secrets management, a sample application delivered to development, staging, and production, and so much more. It's an open source platform ready to be customized to suit your company's needs.
+The Kubefirst CLI is a cloud provisioning tool. With simple setup and two CLI commands, we create a kubernetes cluster 
+managed with automated Infrastructure as Code, GitOps asset management and application delivery, secrets management, a 
+sample application delivered to development, staging, and production, and so much more. It's an open source platform 
+ready to be customized to suit your company's needs.
 
 - [DNS Setup](#dns-setup)
 - [Installing the CLI](#installing-the-cli)
@@ -70,7 +73,10 @@ brew install kubefirst/tools/kubefirst
 
 ## Initialization
 
-Some process requires previous initialization, for that, run:
+Since Kubefirst 1.9 version, GitHub is also available as a Git platform provider alongside GitLab.
+
+### GitLab
+To prepare the installation using GitLab you can:
 
 ```bash
 kubefirst init \
@@ -82,6 +88,24 @@ kubefirst init \
 --hosted-zone-name domain.example
 ```
 
+### GitHub
+
+To prepare the installation using GitHub you can:
+
+```bash
+kubefirst init \
+--admin-email [email protected] \
+--cloud aws \
+--hosted-zone-name example.com \
+--region eu-central-1 \
+--cluster-name example_com \
+--profile default \
+--github-user example-github-username \
+--github-org example-organization \
+--gitops-branch main \
+--metaphor-branch main
+```
+
 ## Creation
 
 At this point, everything is ready to start provisioning the cloud services, and for that run:
@@ -119,8 +143,6 @@ Kubefirst provides extra tooling for handling the provisioning work.
 
 | Command        | Description                                               |
 |:---------------|:----------------------------------------------------------|
-| argocdSync     | Request ArgoCD to synchronize applications                |
-| checktools     | use to check compatibility of .kubefirst/tools            |
 | clean          | removes all kubefirst resources locally for new execution |
 | cluster create | create a kubefirst management cluster                     |
 | destroy        | destroy the kubefirst management cluster                  |