Update docs website

- add notification-controller/api commands to index
- move diagrams to docs website
- update CRDs docs

Signed-off-by: Stefan Prodan <stefan.prodan@gmail.com>

docs/guides/helmreleases.md

@@ -245,7 +245,7 @@ apiVersion: notification.toolkit.fluxcd.io/v1beta1
       namespace: default
 ```
 
-![helm-controller alerts](../diagrams/helm-controller-alerts.png)
+![helm-controller alerts](../_files/helm-controller-alerts.png)
 
 ## Configure webhook receivers
 

docs/guides/notifications.md

@@ -92,7 +92,7 @@ encountered during the reconciliation process.
 This includes kustomize build and validation errors,
 apply errors and health check failures.
 
-![error alert](../diagrams/slack-error-alert.png)
+![error alert](../_files/slack-error-alert.png)
 
 When the verbosity is set to `info`, the controller will alert if:
 
@@ -101,7 +101,7 @@ When the verbosity is set to `info`, the controller will alert if:
 * a dependency is delaying the execution
 * an error occurs
 
-![info alert](../diagrams/slack-info-alert.png)
+![info alert](../_files/slack-info-alert.png)
 
 ## Git commit status
 
@@ -111,8 +111,8 @@ commit status works, refer to the [GitHub](https://docs.github.com/en/github/col
 or [GitLab](https://docs.gitlab.com/ee/api/commits.html) documentation.
 
 The first image is an example of how it may look like in GitHub while the one below is an example for GitLab.
-![github commit status](../diagrams/github-commit-status.png)
-![gitlab commit status](../diagrams/gitlab-commit-status.png)
+![github commit status](../_files/github-commit-status.png)
+![gitlab commit status](../_files/gitlab-commit-status.png)
 
 Currently the provider will only work with Alerts for Kustomization resources as the events have to be linked with a
 specific git commit. Any other event that does not contain a commit reference will be ignored by the provider.

docs/index.md

@@ -15,7 +15,7 @@ events and are responsible for the reconciliation of their designated API object
     the toolkit is in an active experimentation phase.
     If you wish to take part in this quest please reach out to us on Slack or GitHub.
 
-![overview](diagrams/gotk-feature.png)
+![overview](diagrams/gitops-toolkit.png)
 
 Target features: