added userAdmin creation to READme

README.md

@@ -6,14 +6,14 @@ This is the API component for 2-Way-Peg solution.
 
 The solution will be a web interface, which integrates with a **Rest API (this application)**, which in turn communicates with internal services such as the blockchain node and databases. In addition, a daemon/worker will be created that will be responsible for obtaining data from the blockchain and changing the status of the transaction.
 
-
 ## Development Mode
 
 The **2wp-api** application will run on **3000 port**.
 
 Include a .env file with the required environment variables listed in `.env.test` file (you can copy that file).
 
 ### Check npm and node versions
+
 ```sh
 npm -version
 6.14.16
@@ -23,6 +23,7 @@ npm -version
 node -v
 v14.19.1
 ```
+
 ### Install dependencies
 
 ```sh
@@ -34,15 +35,19 @@ To only install resolved dependencies in `package-lock.json`:
 ```sh
 npm ci
 ```
+
 ### Session DB
+
 Move to the `SessionDB` folder and run:
 
 ```sh
 docker-compose up -d
 ```
 
 ### RSK DB
+
 Move to the `rsk-database` folder, copy your `.env` file in it and then run:
+
 ```sh
 docker-compose up -d
 ```
@@ -53,20 +58,43 @@ For some reason passing `--env-file` argument to docker-compose doesn't seem to
 
 To verify all environment variables, please click [here](./ENV_VARIABLES.md) for environment variables details.
 
+## Create user with admin permissions to connect without errors to mongoDB
+
+To connect without authentication errors to mongodb, in root directory run:
+
+```
+$ docker exec -it 2wp-rsk-mongo-database bash
+$ mongosh
+$ use rsk
+$ db.createUser(
+    {
+      user: "api-user",
+      pwd: "pwd",
+      roles: [
+        { role: "userAdmin" , db:"rsk"  }
+      ]
+    }
+  )
+```
+
 ## Using npm to run the application
+
 If you want to start the API alongside the daemon run:
+
 ```sh
 npm start
 ```
 
 If you prefer to execute just the API run:
+
 ```sh
 npm run start-api
 ```
 
 Open http://127.0.0.1:3000 in your browser to discover the API capabilities
 
 If you prefer to execute just the daemon run:
+
 ```sh
 npm run start-daemon
 ```
@@ -83,8 +111,11 @@ To automatically fix such issues:
 npm run eslint:fix
 
 ```
+
 ## Deployment
+
 In the root directory run:
+
 ```shell
 docker-compose up
 ```
@@ -99,7 +130,7 @@ docker-compose up
 npm run test
 ```
 
-[![LoopBack](https://github.com/strongloop/loopback-next/raw/master/docs/site/imgs/branding/Powered-by-LoopBack-Badge-(blue)[email protected])](http://loopback.io/)
+[![LoopBack](<https://github.com/strongloop/loopback-next/raw/master/docs/site/imgs/branding/Powered-by-LoopBack-Badge-(blue)[email protected]>)](http://loopback.io/)
 
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