add OKX OS (#1923)

* add OKX OS

* 1922 okx integration page (#1925)

* add code to okxos.mdx

* Update okxos.mdx

* Update okxos.mdx

* nit formatting

* add disclaimer, change import to require

* update note on API Key storage

* update descriptions and add code

* update code example description

* update code snippets

* add transaction checking

* add get tx

* add bash script

* nit spelling

* update conclusion

* Update okxos.mdx

* nit:formatting

* fix broken links

---------

Co-authored-by: Julian Martinez <73849597+Julian-dev28@users.noreply.github.com>

content/integrations/goldrush.mdx

@@ -14,13 +14,12 @@ documentation: https://goldrush.dev/docs/
 GoldRush (powered by Covalent) is a set of data tools that enable easy web3 development across [200+ supported blockchains](https://goldrush.dev/docs/networks) including the Avalanche C-Chain and several L1s/avalanche-l1s.
 
 ## Features
-- [Wallet API](https://goldrush.dev/docs/api/balances/get-token-balances-for-address/): All token balances (ERC20, 721, 1155, native), token transfers and prices for a wallet.
-- [Transactions API](https://goldrush.dev/docs/api/transactions/get-recent-transactions-for-address-v3/): All historical transactions with human-readable log events. Includes gas usage and spend summaries.
-- [NFT API](https://goldrush.dev/docs/api/nft/get-nfts-for-address/): Media assets, metadata, sales, owners, trait & attribute filters, thumbnails & previews.
-- [Cross-Chain Activity API](https://goldrush.dev/docs/api/base/get-address-activity/): Single API call to fetch a list of active chains and the latest transaction date on each for an address.
-- [Security API](https://goldrush.dev/docs/api/security/get-token-approvals-for-address/): NFT and ERC20 token allowances, including value-at-risk.
-- [Blockchain API](https://goldrush.dev/docs/api/base/get-log-events-by-contract-address/): Block details, log events by contract address or topic hash, gas prices, token prices and holders.
-
+- Wallet API: All token balances (ERC20, 721, 1155, native), token transfers and prices for a wallet.
+- Transactions API: All historical transactions with human-readable log events. Includes gas usage and spend summaries.
+- NFT API: Media assets, metadata, sales, owners, trait & attribute filters, thumbnails & previews.
+- Cross-Chain Activity API: Single API call to fetch a list of active chains and the latest transaction date on each for an address.
+- Security API: NFT and ERC20 token allowances, including value-at-risk.
+- Blockchain API: Block details, log events by contract address or topic hash, gas prices, token prices and holders.
 ## Getting Started
 Sign up for a free [API Key](https://goldrush.dev/platform/auth/register/)