chore: update contribution guide for actions templates (#14)

CONTRIBUTING.md

@@ -4,6 +4,8 @@
 
 For best practices, please review [our documentaton](https://auth0.com/docs/customize/actions/actions-templates#best-practices) and accompanying coding guidelines
 
+#### Creating an Actions Template
+
 To create a new actions template, follow the steps below:
 
 1. Make sure you have all npm modules installed: `npm i` (from the root of this repo)
@@ -12,3 +14,27 @@ To create a new actions template, follow the steps below:
 4. Open the newly generated `code.js` file and make sure to add your code implementation within the relevant generated exported functions
 5. Make sure to test your `code.js` in a live tenant of your own to make sure it works as expected.
 6. Once ready, create a pull request with your new actions template.
+
+#### Updating an Actions Template
+
+1. Locate the directory of the actions template you'd like to update under `templates/*`.
+2. Update any details in the `manifest.yaml` or `code.js` contained within.
+3. Create a pull request with your changes.
+
+> [!NOTE]
+>
+> -   You are not allowed to update the `id` of an actions template
+
+#### Deleting an Actions Template
+
+1. Locate the directory of the actions template you'd like to update under `templates/*`.
+2. Look within `manifest.yaml` and set the `deleted` field to `true`.
+3. Create a pull request with your changes.
+
+#### Releasing Actions Templates
+
+The actions team will periodically take the actions templates represented in this repo and deploy them.
+
+> [!NOTE]
+>
+> There is no pre-determined cadence at which the actions templates in this repository are deployed.