docs: add more details on how to add new applications to the catalog (#…

…15)

README.md

@@ -1,21 +1,38 @@
 # gitops-catalog
 
-The marketplace bound to your gitops desired state.
+The marketplace bounds to your GitOps desired state.
 
-## Community-driven Cloud Native Gitops
+## Community-driven Cloud Native GitOps
 
 The kubefirst gitops catalog repository is a community-driven series of cloud native apps that can be added onto the kubefirst platform easily once the platform has been provisioned.
 
 ## Contributing
 
-To make a new app available for installation, you'll need to:
+To make a new application available for installation, you'll need to:
 
 - Fork this repository.
-- Create a new directory with your new app's name in your fork.
-- Update [index.yaml](index.yaml) with your app's name and directory.
-- In your app directory, add, and organize your Argo CD gitops file(s).
+- Add a new entry to the [index.yaml](index.yaml) file with:
+  - **name**: application name as described in your YAML file.
+  - **displayName**: name to be displayed in the GitOps catalog.
+  - **website**: application website or GitHub repository.
+  - **imageUrl**: full web URL for the application's logo. It will be displayed in the GitOps catalog. _For now, it needs to be located on a third-party server, but we'll update this field to grab them from the GitHub repository soon, so it doesn't depend on external URL._
+  - description: an insightful description about your application. It will be displayed in the GitOps Catalog.
+  - **categories**: one category amongts the following ones:
+    - App management
+    - Architecture
+    - CI/CD
+    - Database
+    - FinOps
+    - Infrastructure
+    - Monitoring
+    - Observability
+    - Security
+    - Storage
+    - Testing
+- Create a new directory with your new application's name in your fork.
+  - Add, and organize your Argo CD gitops file(s) into it, if any.
 - Create a pull request with the changes from your branch to our main branch.
 
 ## Need help
 
-As always, we are on our [Slack community](https://kubefirst.io/slack) if you need any help. We also welcome any constructive feedback or feature suggestions.
+As always, we are on our [Slack community](https://kubefirst.io/slack) in the #gitops-catalog channel  if you need any help. We also welcome any constructive feedback or feature suggestions.