minor updates to create-promotion (#514)

* create-promotion

* Update create-promotion.md

---------

Co-authored-by: kahonnohak <kahon.nohak@gmail.com>
Co-authored-by: Gregory Luneau <greg@astar.network>

docs/build/dapp-staking/for-devs/create-promotion.md

@@ -2,26 +2,28 @@
 sidebar_position: 4
 ---
 
+import Figure from '/src/components/figure'
+
 # Create a promotion card on top page
 
-If you have a campaign or new product you would like to share in the community, this will help you to spread the news. It will create a card which will be shown on dApp Staking top page as well as Portal asset page.
+If you have a campaign or new product you would like to share in the community, this will help you spread the news. It will create a card which will be shown on the top of the dApp Staking page as well as the Portal asset page.
 
-You can create a PR reguraly but once evry month at most.
+You can create a PR once a month, at most.
 
-![promotion-card](img/promotion-card.png)
+<Figure src={require('/docs/build/dapp-staking/for-devs/img/promotion-card.png').default} width="100%" />
 
-# Steps on creating a PR for the promotion card
+# Steps for creating a PR for the promotion card
 
 - Find a file [dapp_promotion.json](https://github.com/AstarNetwork/astar-apps/blob/bd689c35347c47e9287039b74ae60ca4035378fa/src/data/dapp_promotions.json).
 
-- Create a PR to <code>release-hotfix</code> branch in [astar-apps](https://github.com/AstarNetwork/astar-apps).
+- Create a PR to the <code>release-hotfix</code> branch in [astar-apps](https://github.com/AstarNetwork/astar-apps).
 
 
 :::info
-- **Image must be 16:9 and recommended size is less than 1MG**.
-- **Description has to be within 65 characters**.
-- Your PR will be merged after being reviewed by dApp Staking operation team.
-- Card will be removed at anytime when the operation team decided to do so.
-- Multiple PRs or more than one PR with in a month from the same team will not be approved.
+- **Image must be 16:9 and recommended size is less than 1MB**.
+- **Description is limited to 65 characters maximum**.
+- Your PR will be merged after being reviewed by the dApp Staking operation team.
+- Card can be removed at any time, for any reason, at the discretion of the operation team.
+- Multiple PRs or more than one PR within a month from the same team will not be approved.
 :::