From e1d7fe98b5eeea6769fb1705d645878e4e905776 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Javier=20Ribo=CC=81?= <javi.ribo@consensys.net>
Date: Thu, 2 Oct 2025 17:50:10 +0200
Subject: [PATCH] fix: update readme docs

---
 packages/sdk-multichain-ui/README.md  | 24 ++++++++++++++++++++++++
 packages/sdk-multichain/README.md     | 20 ++++++++++++++++++++
 playground/multichain-react/README.md | 23 -----------------------
 3 files changed, 44 insertions(+), 23 deletions(-)

diff --git a/packages/sdk-multichain-ui/README.md b/packages/sdk-multichain-ui/README.md
index 6ff73c155..a11f0c470 100644
--- a/packages/sdk-multichain-ui/README.md
+++ b/packages/sdk-multichain-ui/README.md
@@ -1 +1,25 @@
 # sdk-install-modal-web
+
+Install modal web package for multichain, renders and uses the new mobile wallet protocol ConnectionRequest QRCodes.
+
+This project includes fully functional InstallModal web used in the Multichain SDK for Trusted flows.
+
+Untrusted flows use the OTPModal which exists but is not yet fully supported.
+
+## Development
+
+```bash
+yarn dev
+```
+
+or
+
+```bash
+yarn start
+```
+
+## Building locally
+
+```bash
+yarn build
+```
diff --git a/packages/sdk-multichain/README.md b/packages/sdk-multichain/README.md
index aaf539148..6fd37f637 100644
--- a/packages/sdk-multichain/README.md
+++ b/packages/sdk-multichain/README.md
@@ -22,3 +22,23 @@ src/
 ├── multichain/       # Concrete implementations
 └── store/           # Storage implementations
 ```
+
+
+## Building Locally
+Either build with ```yarn build``` from the root workspace project or build directly the package, in this last case, it is required that u build [ui package first](../sdk-multichain-ui/README.md)
+
+```bash
+yarn build
+```
+
+## Running Tests
+
+```bash
+yarn test
+```
+
+with coverage
+
+```bash
+yarn test:ci
+```
diff --git a/playground/multichain-react/README.md b/playground/multichain-react/README.md
index 4a1163f30..548236fed 100644
--- a/playground/multichain-react/README.md
+++ b/playground/multichain-react/README.md
@@ -6,29 +6,6 @@ A test dapp for the MetaMask Multichain API.
 
 `yarn`
 
-## Configuration
-
-### Environment Variables
-
-This project supports optional environment variables for enhanced functionality:
-
-#### Helius RPC API Key (Optional)
-For improved Solana RPC performance, you can configure a Helius API key:
-
-1. Copy the example environment file:
-   ```bash
-   cp .env.example .env.local
-   ```
-
-2. Get a free API key from [Helius](https://www.helius.dev/)
-
-3. Add your API key to `.env.local`:
-   ```
-   REACT_APP_HELIUS_API_KEY=your_actual_api_key_here
-   ```
-
-**Note:** If no Helius API key is provided, the app will automatically fall back to public Solana RPC endpoints.
-
 ## Usage
 
 To start the development server: