chore: added nvmrc

.gitignore

@@ -2,4 +2,4 @@ node_modules
 .vscode
 coverage
 lib
-*.DS_Store
+*.DS_Store

.nvmrc

@@ -0,0 +1 @@
+v14

docs/development.md

@@ -1,7 +1,9 @@
 # Development
+
 These are some of the development guidelines and help to setup the library for development.
 
 ## Docker
+
 A [Dockerfile](../Dockerfile) is provided and can be used for running test suites or any other command.
 You can either build the image and run the needed commands manually or rather use any of the following npm scripts:
 
@@ -12,10 +14,13 @@ You can either build the image and run the needed commands manually or rather us
 ## Environment setup
 
 To setup the environment follow these steps:
-1. Setup the project by first installing the dependencies `npm install`
-2. Make sure the tests pass by running `npm run test` script
-    - You can update snapshots by running `npm run test -- -u`
-3. Make sure code is well formatted and secure `npm run lint`
+
+1. Make sure to use the appropriate node version as listed in the [package.json file](https://github.com/asyncapi/modelina/blob/ffc0cd8673791b262926093e381c17823fbe9565/package.json#L11). If you use `nvm`, you can simply do `nvm use`.
+2. Setup the project by first installing the dependencies `npm install`
+3. Make sure the tests pass by running `npm run test` script
+   - You can update snapshots by running `npm run test -- -u`
+4. Make sure code is well formatted and secure `npm run lint`
 
 ## BlackBox testing
-We have several BlackBox tests that are run separately from the `npm run test` script. Please refer to the [BlackBox documentation](../test/blackbox) for further information.
+
+We have several BlackBox tests that are run separately from the `npm run test` script. Please refer to the [BlackBox documentation](../test/blackbox) for further information.