chore: add information about deployed contracts to readme

README.md

@@ -127,6 +127,15 @@ npx hardhat deploy
   - In the deployment scripts you have added `tags` for example: - `func.tags = ["MockTokens"];`
   - Once this is done, adding `--tags "<tag_name>,<tag_name>..."` to the deployment command will execute only the scripts containing the tags.
 
+
+### Deployed Contracts
+
+Deployed contract abis and addresses are exported in the `deployments` directory. To create a summary export of all contracts deployed to a network run
+
+```
+$ yarn hardhat --network <network-name> --export ./deployments/<network-name>.json
+```
+
 ## Source Code Verification
 
 In order to verify the source code of already deployed contracts, run: