Random swap script for testnet

cron/.env

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+USER_MNEMONIC=

cron/README.md

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+A standalone subproject for scripts that can be executed without compiling the sdk.
+
+## Getting started
+
+### Prerequisites
+
+-Node v20 ([node](https://nodejs.org/en/download/package-manager))
+
+#### Node
+
+```bash
+curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.0/install.sh | bash &&
+nvm install 20
+
+```
+
+### Fetch dependencies
+
+```bash
+npm i
+```
+
+### Fill in your mnemonic
+
+In the *.env* file add your own mnemonic in the following line:
+```
+DEPLOYER_MNEMONIC=add your mnemonic here this is the right place for twelve words
+```
+
+Mnemonic is only required if scripts perform operations other than queries.
+
+### Available scripts
+
+#### random-swap-testnet.ts
+Perform random swaps on Invariant testnet using only our faucet tokens.
+```bash
+npm run random-swap-testnet
+```
+
+#### validate-state.ts
+Validate the integrity of the protocol's state. Performs only query operations.
+
+```bash
+npm run validate-state
+```