chore: Link to new Engine API ref

Author: arcoraven

apps/portal/src/app/engine/faq/page.mdx

@@ -47,7 +47,7 @@ Here are three ways to determine when the job is mined:
 
 ### How do I customize my RPC?
 
-Use [Update Chain Configuration](https://redocly.github.io/redoc/?url=https://demo.web3api.thirdweb.com/json#tag/Configuration/operation/updateChainsConfiguration) to override a chain's settings.
+Use [Update Chain Configuration](https://thirdweb-engine.apidocumentation.com/reference#tag/configuration/POST/configuration/chains) to override a chain's settings.
 
 **Example**
 

apps/portal/src/app/engine/features/cancelling-transactions/page.mdx

@@ -24,8 +24,6 @@ When Engine receives a cancellation request:
 
 **When canceled, the transaction will not be re-attempted.** Your backend may safely re-attempt this transaction.
 
-_Note: Use [Retry Transaction](https://redocly.github.io/redoc/?url=https://demo.web3api.thirdweb.com/json#tag/Transaction/operation/retry) instead to increase the gas settings for a queued transaction._
-
 ## Cancel a transaction from the API
 
 ```typescript
@@ -44,7 +42,7 @@ if (resp.status === 200) {
 }
 ```
 
-Reference: [`Cancel Transaction`](https://redocly.github.io/redoc/?url=https://demo.web3api.thirdweb.com/json#tag/Transaction/operation/cancel)
+Reference: [`Cancel Transaction`](https://thirdweb-engine.apidocumentation.com/reference#tag/transaction/POST/transaction/cancel)
 
 ## Cancel a transaction from the dashboard
 

apps/portal/src/app/engine/features/contract-subscriptions/page.mdx

@@ -38,15 +38,15 @@ Your app may trigger an action when an onchain event occurs, such as:
 1. Select **Add Contract Subscription**.
 1. Provide a webhook URL.
 
-API reference: [`POST /contract-subscriptions/add`](https://redocly.github.io/redoc/?url=https://demo.web3api.thirdweb.com/json#tag/Contract-Subscriptions/operation/addContractSubscription)
+API reference: [`POST /contract-subscriptions/add`](https://thirdweb-engine.apidocumentation.com/reference#tag/contract-subscriptions/POST/contract-subscriptions/add)
 
 #### Remove a Contract Subscription
 
 1. Navigate to the [thirdweb dashboard](https://thirdweb.com/dashboard/engine).
 1. Select **Contract Subscriptions**.
 1. Select **... > Remove** next to an existing subscription.
 
-API reference: [`POST /contract-subscriptions/remove`](https://redocly.github.io/redoc/?url=https://demo.web3api.thirdweb.com/json#tag/Contract-Subscriptions/operation/removeContractSubscription)
+API reference: [`POST /contract-subscriptions/remove`](https://thirdweb-engine.apidocumentation.com/reference#tag/contract-subscriptions/POST/contract-subscriptions/remove)
 
 ## Handling webhooks
 

apps/portal/src/app/engine/features/contracts/page.mdx

@@ -67,7 +67,7 @@ This is the request body to call the second function:
 
 </Details>
 
-[See API reference](https://redocly.github.io/redoc/?url=https://demo.web3api.thirdweb.com/json#tag/Contract/operation/write)
+[See API reference](https://thirdweb-engine.apidocumentation.com/reference#tag/contract/POST/contract/{chain}/{contractAddress}/write)
 
 ### Call a payable method
 

apps/portal/src/app/engine/sidebar.tsx

@@ -87,7 +87,7 @@ export const sidebar: SideBar = {
     },
     {
       name: "API Reference",
-      href: "https://redocly.github.io/redoc/?url=https://demo.web3api.thirdweb.com/json",
+      href: "https://thirdweb-engine.apidocumentation.com/",
     },
     {
       name: "Typescript SDK",

apps/portal/src/app/engine/troubleshooting/page.mdx

@@ -60,9 +60,9 @@ Engine automatically manages nonces so this error typically should not occur.
 
 It's possible the transactions are not being accepted by the mempool. To remediate this issue, you can retry a transaction, cancel it, or reset all backend wallet nonces.
 
-To retry a transaction, use [`POST /transaction/sync-retry`](https://redocly.github.io/redoc/?url=https://demo.web3api.thirdweb.com/json#tag/Transaction/operation/syncRetry) and provide the `queueId`. You may also provide a higher gas value to increase the likelihood of the transaction being mined.
+To retry a transaction, use [`POST /transaction/sync-retry`](https://thirdweb-engine.apidocumentation.com/reference#tag/transaction/POST/transaction/sync-retry) and provide the `queueId`. You may also provide a higher gas value to increase the likelihood of the transaction being mined.
 
-To cancel a transaction, use [`POST /transaction/cancel`](https://redocly.github.io/redoc/?url=https://demo.web3api.thirdweb.com/json#tag/Transaction/operation/cancel) and provide the `queueId`.
+To cancel a transaction, use [`POST /transaction/cancel`](https://thirdweb-engine.apidocumentation.com/reference#tag/transaction/POST/transaction/cancel) and provide the `queueId`.
 
 
 <Callout
@@ -72,7 +72,7 @@ To cancel a transaction, use [`POST /transaction/cancel`](https://redocly.github
     Transactions that were sent but not yet mined may fail because new transactions will use the same nonce values as previously sent transactions.
 </Callout>
 
-To reset the nonce, use [`POST /backend-wallet/reset-nonce`](https://redocly.github.io/redoc/?url=https://demo.web3api.thirdweb.com/json#tag/Backend-Wallet/operation/resetNonces) to sync the Engine nonce with the onchain value. This step resets all nonce values tracked in Engine, and the next sent transaction will use the next available onchain nonce.
+To reset the nonce for all backend wallets, use [`POST /backend-wallet/reset-nonce`](https://thirdweb-engine.apidocumentation.com/reference#tag/backend-wallet/POST/backend-wallet/reset-nonces) to force-sync the Engine nonces with the onchain values.
 
 ### Received "Insufficient funds for gas * price + value" error