feat: mainnet content updates

src/pages/understand-stacks/overview.md

@@ -12,13 +12,6 @@ images:
 Stacks 2.0 is a layer-1 blockchain that connects to Bitcoin and brings smart contracts and decentralized apps to it.
 Smart contracts and apps developed on the Stacks platform are natively integrated with the security, stability, and economic power of Bitcoin.
 
-### Status
-
-The Stacks 2.0 blockchain is in active development. While the final release ("mainnet") is in the works, you can get familiar with its features on the "testnet."
-
-[@page-reference | inline]
-| /understand-stacks/testnet
-
 ## Capabilities
 
 Read more about the functionality provided by the Stacks 2.0 blockchain.

src/pages/understand-stacks/testnet.md

@@ -10,6 +10,25 @@ images:
 
 The testnet is a separate blockchain from the Stacks mainnet analogous to a staging environnment. It's a network used by developers to test their apps, smart contracts, or changes to the protocol in a production-like environment. The testnet is reset frequently.
 
-## Faucet
+## Testnet nodes
 
-The testnet faucet provides you with free Stacks Token (STX) to test with. These are not the same as STX on mainnet and have no value. You can get STX from the faucet on the [Stacks Explorer Sanbdox](https://explorer.stacks.co/sandbox), or using the [API](https://blockstack.github.io/stacks-blockchain-api/#tag/Faucets)
+If you would like to run your own testnet node, please follow these steps:
+
+[@page-reference | inline]
+| /understand-stacks/running-testnet-node
+
+## Testnet API
+
+The hosted [Stacks Blockchain API](/understand-stacks/stacks-blockchain-api) for the testnet is available at this base URL:
+
+```shell
+https://stacks-node-api.testnet.stacks.co/
+```
+
+### Faucet
+
+The testnet faucet provides you with free Stacks Token (STX) to test with. These are not the same as STX on mainnet and have no value. You can get STX from the faucet on the [Stacks Explorer Sandbox](https://explorer.stacks.co/sandbox?chain=testnet), or using the [API](https://blockstack.github.io/stacks-blockchain-api/#tag/Faucets).
+
+To get STX tokens from within the Explorer Sandbox, navigate to the "Faucet" tab and click on "Request STX" button. If you would like to get enough STX tokens to try out [Stacking](/understand-stacks/stacking), you should click on "I want to stack".
+
+> The Explorer Sandbox requires you to login with a Secret Key