feat(docs): Sandbox -> testnet guides + "try testnet" collation page

docs/docs/developers/guides/js_apps/call_view_function.md

@@ -11,7 +11,7 @@ You should have a wallet to act as the caller, and a contract that has been depl
 
 You can learn how to create wallets from [this guide](./create_account.md).
 
-You can learn how to deploy a contract [here](./deploy_contract.md).
+You can learn how to deploy a contract [here](../smart_contracts/how_to_deploy_contract.md).
 
 ## Relevant imports
 

docs/docs/developers/guides/js_apps/create_account.md

@@ -19,4 +19,4 @@ You will need to import these libraries:
 
 #include_code create_wallet yarn-project/end-to-end/src/composed/docs_examples.test.ts typescript
 
-Now you have a new wallet in your PXE! To learn how to use this wallet to deploy a contract, read [this guide](./deploy_contract.md).
+Now you have a new wallet in your PXE! To learn how to use this wallet to deploy a contract, read [this guide](../smart_contracts/how_to_deploy_contract.md).

docs/docs/developers/guides/js_apps/send_transaction.md

@@ -10,7 +10,7 @@ You should have a wallet to act as the transaction sender, and a contract that h
 
 You can learn how to create wallets from [this guide](./create_account.md).
 
-You can learn how to deploy a contract [here](./deploy_contract.md).
+You can learn how to deploy a contract [here](../smart_contracts/how_to_deploy_contract.md).
 
 ## Relevant imports
 

docs/docs/developers/guides/js_apps/test.md

@@ -144,7 +144,6 @@ You can then use the `warp` function on the EthCheatCodes to progress the underl
 
 - [How to call a view transactions in Aztec.js](./call_view_function.md)
 - [How to send a transactions in Aztec.js](./send_transaction.md)
-- [How to deploy a contract in Aztec.js](./deploy_contract.md)
 - [How to create an account in Aztec.js](./create_account.md)
 - [Cheat codes](../../reference/environment_reference/cheat_codes.md)
 - [How to compile a contract](../smart_contracts/how_to_compile_contract.md).

docs/docs/developers/guides/local_env/sandbox_to_testnet.md

@@ -0,0 +1,12 @@
+---
+title: Moving from Sandbox to Testnet
+sidebar_position: 6
+draft: true
+tags: [sandbox, testnet]
+---
+
+This is a guide for developers who have started building on the sandbox and wish to move their application to testnet.
+
+## Deploy to testnet
+
+## Connect your PXE to Testnet

docs/docs/migration_notes.md

@@ -2,6 +2,7 @@
 title: Migration notes
 description: Read about migration notes from previous versions, which could solve problems while updating
 keywords: [sandbox, aztec, notes, migration, updating, upgrading]
+tags: [migration, updating, sandbox]
 ---
 
 Aztec is in full-speed development. Literally every version breaks compatibility with the previous ones. This page attempts to target errors and difficulties you might encounter when upgrading, and how to resolve them.

docs/docs/try_testnet.md

@@ -0,0 +1,28 @@
+---
+title: Try Testnet
+keywords: [testnet, aztec, migration]
+tags: [testnet, migration]
+---
+
+The Aztec Testnet is live! You can read the announcement [here](TODO). If you would like to contribute to the continuous testing of the Aztec Network, you can take part in:
+
+- [Running a validator node](#validator-node)
+- [Running a prover node](#prover-node)
+- [Deploying an app onto testnet](#develop-on-aztec-testnet)
+
+## Run a testnet node
+
+It is recommended to read the [full "Run a node" section](./run_node/concepts/governance/governance.md]) to fully understand how decentralization and governance works on the Aztec testnet.
+
+### Validator node
+
+Follow the [sequencer guide](./run_node/guides/run_nodes/how_to_run_validator_sequencer.md).
+
+### Prover node
+
+Follow the [prover guide](./run_node/guides/run_nodes/how_to_run_prover.md).
+
+## Develop on Aztec Testnet
+
+Follow the [sandbox -> testnet migration guide](./developers/guides/local_env/sandbox_to_testnet.md).
+

docs/docusaurus.config.js

@@ -246,6 +246,11 @@ const config = {
             label: "Install Sandbox",
             position: "right",
           },
+          {
+            to: "/try_testnet",
+            label: "Try Testnet",
+            position: "right",
+          },
           {
             type: "dropdown",
             label: "Resources",