fix: substrate command update (#449)

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Closes: #<issue>

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.github/workflows/release-substrate.yml

@@ -52,7 +52,7 @@ jobs:
       - run: yarn build
         if: ${{ steps.release.outputs.releases_created }}
 
-      - run: npm publish --workspace=@buildwithsygma/substrate publish --access public
+      - run: yarn workspace @buildwithsygma/substrate npm publish --access public
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
         if: ${{ steps.release.outputs.releases_created }}

packages/substrate/README.md

@@ -14,7 +14,7 @@ or
 npm install @buildwithsygma/substrate
 ```
 
-## Environment Setup.
+## Environment Setup
 
 Make sure to set environment variable `SYGMA_ENV` to either `TESTNET` or `MAINNET` prior to using the SDK.