refactor: update readme and delete unused wf

Author: ev-d

.github/workflows/ci-dev-testnet-2.yml

@@ -18,7 +18,7 @@ jobs:
     # needs: test
     name: Build and deploy
     steps:
-      - name: Sepolia testnet deploy
+      - name: Hoodi testnet deploy
         uses: lidofinance/dispatch-workflow@v1
         env:
           APP_ID: ${{ secrets.APP_ID }}

.github/workflows/ci-dev.yml

@@ -1,8 +1,8 @@
-# Liquid Staking Vault Widget
+# stVaults Widget
 
 ### Prerequisites
 
-- Node.js v20+
+- Node.js v24+
 - Yarn package manager v1
 
 This project requires an .env file which is distributed via private communication channels. A sample can be found in .env.example